64391600

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:128

約数の個数: 240

約数和(自身を含む): 200195520

約数和(自身を除く): 135803920

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 29, 35, 40, 50, 52, 56, 58, 61, 65, 70, 80, 91, 100, 104, 112, 116, 122, 130, 140, 145, 175, 182, 200, 203, 208, 232, 244, 260, 280, 290, 305, 325, 350, 364, 377, 400, 406, 427, 455, 464, 488, 520, 560, 580, 610, 650, 700, 725, 728, 754, 793, 812, 854, 910, 976, 1015, 1040, 1160, 1220, 1300, 1400, 1450, 1456, 1508, 1525, 1586, 1624, 1708, 1769, 1820, 1885, 2030, 2135, 2275, 2320, 2440, 2600, 2639, 2800, 2900, 3016, 3050, 3172, 3248, 3416, 3538, 3640, 3770, 3965, 4060, 4270, 4550, 4880, 5075, 5200, 5278, 5551, 5800, 6032, 6100, 6344, 6832, 7076, 7280, 7540, 7930, 8120, 8540, 8845, 9100, 9425, 10150, 10556, 10675, 11102, 11600, 12200, 12383, 12688, 13195, 14152, 15080, 15860, 16240, 17080, 17690, 18200, 18850, 19825, 20300, 21112, 21350, 22204, 22997, 24400, 24766, 26390, 27755, 28304, 30160, 31720, 34160, 35380, 36400, 37700, 39650, 40600, 42224, 42700, 44225, 44408, 45994, 49532, 52780, 55510, 61915, 63440, 65975, 70760, 75400, 79300, 81200, 85400, 88450, 88816, 91988, 99064, 105560, 111020, 114985, 123830, 131950, 138775, 141520, 150800, 158600, 160979, 170800, 176900, 183976, 198128, 211120, 222040, 229970, 247660, 263900, 277550, 309575, 317200, 321958, 353800, 367952, 444080, 459940, 495320, 527800, 555100, 574925, 619150, 643916, 707600, 804895, 919880, 990640, 1055600, 1110200, 1149850, 1238300, 1287832, 1609790, 1839760, 2220400, 2299700, 2476600, 2575664, 3219580, 4024475, 4599400, 4953200, 6439160, 8048950, 9198800, 12878320, 16097900, 32195800, 64391600]

約数ペア:

[(1, 64391600), (2, 32195800), (4, 16097900), (5, 12878320), (7, 9198800), (8, 8048950), (10, 6439160), (13, 4953200), (14, 4599400), (16, 4024475), (20, 3219580), (25, 2575664), (26, 2476600), (28, 2299700), (29, 2220400), (35, 1839760), (40, 1609790), (50, 1287832), (52, 1238300), (56, 1149850), (58, 1110200), (61, 1055600), (65, 990640), (70, 919880), (80, 804895), (91, 707600), (100, 643916), (104, 619150), (112, 574925), (116, 555100), (122, 527800), (130, 495320), (140, 459940), (145, 444080), (175, 367952), (182, 353800), (200, 321958), (203, 317200), (208, 309575), (232, 277550), (244, 263900), (260, 247660), (280, 229970), (290, 222040), (305, 211120), (325, 198128), (350, 183976), (364, 176900), (377, 170800), (400, 160979), (406, 158600), (427, 150800), (455, 141520), (464, 138775), (488, 131950), (520, 123830), (560, 114985), (580, 111020), (610, 105560), (650, 99064), (700, 91988), (725, 88816), (728, 88450), (754, 85400), (793, 81200), (812, 79300), (854, 75400), (910, 70760), (976, 65975), (1015, 63440), (1040, 61915), (1160, 55510), (1220, 52780), (1300, 49532), (1400, 45994), (1450, 44408), (1456, 44225), (1508, 42700), (1525, 42224), (1586, 40600), (1624, 39650), (1708, 37700), (1769, 36400), (1820, 35380), (1885, 34160), (2030, 31720), (2135, 30160), (2275, 28304), (2320, 27755), (2440, 26390), (2600, 24766), (2639, 24400), (2800, 22997), (2900, 22204), (3016, 21350), (3050, 21112), (3172, 20300), (3248, 19825), (3416, 18850), (3538, 18200), (3640, 17690), (3770, 17080), (3965, 16240), (4060, 15860), (4270, 15080), (4550, 14152), (4880, 13195), (5075, 12688), (5200, 12383), (5278, 12200), (5551, 11600), (5800, 11102), (6032, 10675), (6100, 10556), (6344, 10150), (6832, 9425), (7076, 9100), (7280, 8845), (7540, 8540), (7930, 8120)]