72672280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{106871}}^1$

素因数の和:106899

約数の個数: 32

約数和(自身を含む): 173132640

約数和(自身を除く): 100460360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 106871, 213742, 427484, 534355, 854968, 1068710, 1816807, 2137420, 3633614, 4274840, 7267228, 9084035, 14534456, 18168070, 36336140, 72672280]

約数ペア:

[(1, 72672280), (2, 36336140), (4, 18168070), (5, 14534456), (8, 9084035), (10, 7267228), (17, 4274840), (20, 3633614), (34, 2137420), (40, 1816807), (68, 1068710), (85, 854968), (136, 534355), (170, 427484), (340, 213742), (680, 106871)]