156769487720

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{91145051}}^1$

素因数の和:91145105

約数の個数: 32

約数和(自身を含む): 360934405920

約数和(自身を除く): 204164918200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 91145051, 182290102, 364580204, 455725255, 729160408, 911450510, 1822901020, 3645802040, 3919237193, 7838474386, 15676948772, 19596185965, 31353897544, 39192371930, 78384743860, 156769487720]

約数ペア:

[(1, 156769487720), (2, 78384743860), (4, 39192371930), (5, 31353897544), (8, 19596185965), (10, 15676948772), (20, 7838474386), (40, 3919237193), (43, 3645802040), (86, 1822901020), (172, 911450510), (215, 729160408), (344, 455725255), (430, 364580204), (860, 182290102), (1720, 91145051)]