20005190100

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{43499}}^1$

素因数の和:43599

約数の個数: 216

約数和(自身を含む): 72646392000

約数和(自身を除く): 52641201900

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 50, 60, 63, 70, 73, 75, 84, 90, 100, 105, 126, 140, 146, 150, 175, 180, 210, 219, 225, 252, 292, 300, 315, 350, 365, 420, 438, 450, 511, 525, 630, 657, 700, 730, 876, 900, 1022, 1050, 1095, 1260, 1314, 1460, 1533, 1575, 1825, 2044, 2100, 2190, 2555, 2628, 3066, 3150, 3285, 3650, 4380, 4599, 5110, 5475, 6132, 6300, 6570, 7300, 7665, 9198, 10220, 10950, 12775, 13140, 15330, 16425, 18396, 21900, 22995, 25550, 30660, 32850, 38325, 43499, 45990, 51100, 65700, 76650, 86998, 91980, 114975, 130497, 153300, 173996, 217495, 229950, 260994, 304493, 391491, 434990, 459900, 521988, 608986, 652485, 782982, 869980, 913479, 1087475, 1217972, 1304970, 1522465, 1565964, 1826958, 1957455, 2174950, 2609940, 2740437, 3044930, 3175427, 3262425, 3653916, 3914910, 4349900, 4567395, 5480874, 6089860, 6350854, 6524850, 7612325, 7829820, 9134790, 9526281, 9787275, 10961748, 12701708, 13049700, 13702185, 15224650, 15877135, 18269580, 19052562, 19574550, 22227989, 22836975, 27404370, 28578843, 30449300, 31754270, 38105124, 39149100, 44455978, 45673950, 47631405, 54808740, 57157686, 63508540, 66683967, 68510925, 79385675, 88911956, 91347900, 95262810, 111139945, 114315372, 133367934, 137021850, 142894215, 158771350, 190525620, 200051901, 222279890, 238157025, 266735868, 274043700, 285788430, 317542700, 333419835, 400103802, 444559780, 476314050, 555699725, 571576860, 666839670, 714471075, 800207604, 952628100, 1000259505, 1111399450, 1333679340, 1428942150, 1667099175, 2000519010, 2222798900, 2857884300, 3334198350, 4001038020, 5001297525, 6668396700, 10002595050, 20005190100]

約数ペア:

[(1, 20005190100), (2, 10002595050), (3, 6668396700), (4, 5001297525), (5, 4001038020), (6, 3334198350), (7, 2857884300), (9, 2222798900), (10, 2000519010), (12, 1667099175), (14, 1428942150), (15, 1333679340), (18, 1111399450), (20, 1000259505), (21, 952628100), (25, 800207604), (28, 714471075), (30, 666839670), (35, 571576860), (36, 555699725), (42, 476314050), (45, 444559780), (50, 400103802), (60, 333419835), (63, 317542700), (70, 285788430), (73, 274043700), (75, 266735868), (84, 238157025), (90, 222279890), (100, 200051901), (105, 190525620), (126, 158771350), (140, 142894215), (146, 137021850), (150, 133367934), (175, 114315372), (180, 111139945), (210, 95262810), (219, 91347900), (225, 88911956), (252, 79385675), (292, 68510925), (300, 66683967), (315, 63508540), (350, 57157686), (365, 54808740), (420, 47631405), (438, 45673950), (450, 44455978), (511, 39149100), (525, 38105124), (630, 31754270), (657, 30449300), (700, 28578843), (730, 27404370), (876, 22836975), (900, 22227989), (1022, 19574550), (1050, 19052562), (1095, 18269580), (1260, 15877135), (1314, 15224650), (1460, 13702185), (1533, 13049700), (1575, 12701708), (1825, 10961748), (2044, 9787275), (2100, 9526281), (2190, 9134790), (2555, 7829820), (2628, 7612325), (3066, 6524850), (3150, 6350854), (3285, 6089860), (3650, 5480874), (4380, 4567395), (4599, 4349900), (5110, 3914910), (5475, 3653916), (6132, 3262425), (6300, 3175427), (6570, 3044930), (7300, 2740437), (7665, 2609940), (9198, 2174950), (10220, 1957455), (10950, 1826958), (12775, 1565964), (13140, 1522465), (15330, 1304970), (16425, 1217972), (18396, 1087475), (21900, 913479), (22995, 869980), (25550, 782982), (30660, 652485), (32850, 608986), (38325, 521988), (43499, 459900), (45990, 434990), (51100, 391491), (65700, 304493), (76650, 260994), (86998, 229950), (91980, 217495), (114975, 173996), (130497, 153300)]