64880200

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{383}}^1$

素因数の和:428

約数の個数: 144

約数和(自身を含む): 189987840

約数和(自身を除く): 125107640

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 25, 28, 35, 40, 44, 50, 55, 56, 70, 77, 88, 100, 110, 121, 140, 154, 175, 200, 220, 242, 275, 280, 308, 350, 383, 385, 440, 484, 550, 605, 616, 700, 766, 770, 847, 968, 1100, 1210, 1400, 1532, 1540, 1694, 1915, 1925, 2200, 2420, 2681, 3025, 3064, 3080, 3388, 3830, 3850, 4213, 4235, 4840, 5362, 6050, 6776, 7660, 7700, 8426, 8470, 9575, 10724, 12100, 13405, 15320, 15400, 16852, 16940, 19150, 21065, 21175, 21448, 24200, 26810, 29491, 33704, 33880, 38300, 42130, 42350, 46343, 53620, 58982, 67025, 76600, 84260, 84700, 92686, 105325, 107240, 117964, 134050, 147455, 168520, 169400, 185372, 210650, 231715, 235928, 268100, 294910, 324401, 370744, 421300, 463430, 536200, 589820, 648802, 737275, 842600, 926860, 1158575, 1179640, 1297604, 1474550, 1622005, 1853720, 2317150, 2595208, 2949100, 3244010, 4634300, 5898200, 6488020, 8110025, 9268600, 12976040, 16220050, 32440100, 64880200]

約数ペア:

[(1, 64880200), (2, 32440100), (4, 16220050), (5, 12976040), (7, 9268600), (8, 8110025), (10, 6488020), (11, 5898200), (14, 4634300), (20, 3244010), (22, 2949100), (25, 2595208), (28, 2317150), (35, 1853720), (40, 1622005), (44, 1474550), (50, 1297604), (55, 1179640), (56, 1158575), (70, 926860), (77, 842600), (88, 737275), (100, 648802), (110, 589820), (121, 536200), (140, 463430), (154, 421300), (175, 370744), (200, 324401), (220, 294910), (242, 268100), (275, 235928), (280, 231715), (308, 210650), (350, 185372), (383, 169400), (385, 168520), (440, 147455), (484, 134050), (550, 117964), (605, 107240), (616, 105325), (700, 92686), (766, 84700), (770, 84260), (847, 76600), (968, 67025), (1100, 58982), (1210, 53620), (1400, 46343), (1532, 42350), (1540, 42130), (1694, 38300), (1915, 33880), (1925, 33704), (2200, 29491), (2420, 26810), (2681, 24200), (3025, 21448), (3064, 21175), (3080, 21065), (3388, 19150), (3830, 16940), (3850, 16852), (4213, 15400), (4235, 15320), (4840, 13405), (5362, 12100), (6050, 10724), (6776, 9575), (7660, 8470), (7700, 8426)]