65897080

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{239}}^1$

素因数の和:424

約数の個数: 64

約数和(自身を含む): 152668800

約数和(自身を除く): 86771720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 113, 122, 226, 239, 244, 305, 452, 478, 488, 565, 610, 904, 956, 1130, 1195, 1220, 1912, 2260, 2390, 2440, 4520, 4780, 6893, 9560, 13786, 14579, 27007, 27572, 29158, 34465, 54014, 55144, 58316, 68930, 72895, 108028, 116632, 135035, 137860, 145790, 216056, 270070, 275720, 291580, 540140, 583160, 1080280, 1647427, 3294854, 6589708, 8237135, 13179416, 16474270, 32948540, 65897080]

約数ペア:

[(1, 65897080), (2, 32948540), (4, 16474270), (5, 13179416), (8, 8237135), (10, 6589708), (20, 3294854), (40, 1647427), (61, 1080280), (113, 583160), (122, 540140), (226, 291580), (239, 275720), (244, 270070), (305, 216056), (452, 145790), (478, 137860), (488, 135035), (565, 116632), (610, 108028), (904, 72895), (956, 68930), (1130, 58316), (1195, 55144), (1220, 54014), (1912, 34465), (2260, 29158), (2390, 27572), (2440, 27007), (4520, 14579), (4780, 13786), (6893, 9560)]