66729740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43331}}^1$

素因数の和:43358

約数の個数: 48

約数和(自身を含む): 174714624

約数和(自身を除く): 107984884

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 43331, 86662, 173324, 216655, 303317, 433310, 476641, 606634, 866620, 953282, 1213268, 1516585, 1906564, 2383205, 3033170, 3336487, 4766410, 6066340, 6672974, 9532820, 13345948, 16682435, 33364870, 66729740]

約数ペア:

[(1, 66729740), (2, 33364870), (4, 16682435), (5, 13345948), (7, 9532820), (10, 6672974), (11, 6066340), (14, 4766410), (20, 3336487), (22, 3033170), (28, 2383205), (35, 1906564), (44, 1516585), (55, 1213268), (70, 953282), (77, 866620), (110, 606634), (140, 476641), (154, 433310), (220, 303317), (308, 216655), (385, 173324), (770, 86662), (1540, 43331)]