71626520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{8821}}^1$

素因数の和:8868

約数の個数: 64

約数和(自身を含む): 190555200

約数和(自身を除く): 118928680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 140, 145, 203, 232, 280, 290, 406, 580, 812, 1015, 1160, 1624, 2030, 4060, 8120, 8821, 17642, 35284, 44105, 61747, 70568, 88210, 123494, 176420, 246988, 255809, 308735, 352840, 493976, 511618, 617470, 1023236, 1234940, 1279045, 1790663, 2046472, 2469880, 2558090, 3581326, 5116180, 7162652, 8953315, 10232360, 14325304, 17906630, 35813260, 71626520]

約数ペア:

[(1, 71626520), (2, 35813260), (4, 17906630), (5, 14325304), (7, 10232360), (8, 8953315), (10, 7162652), (14, 5116180), (20, 3581326), (28, 2558090), (29, 2469880), (35, 2046472), (40, 1790663), (56, 1279045), (58, 1234940), (70, 1023236), (116, 617470), (140, 511618), (145, 493976), (203, 352840), (232, 308735), (280, 255809), (290, 246988), (406, 176420), (580, 123494), (812, 88210), (1015, 70568), (1160, 61747), (1624, 44105), (2030, 35284), (4060, 17642), (8120, 8821)]