72451060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{509}}^1\times {\mathrm{647}}^1$

素因数の和:1176

約数の個数: 48

約数和(自身を含む): 166561920

約数和(自身を除く): 94110860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 509, 647, 1018, 1294, 2036, 2545, 2588, 3235, 5090, 5599, 6470, 7117, 10180, 11198, 12940, 14234, 22396, 27995, 28468, 35585, 55990, 71170, 111980, 142340, 329323, 658646, 1317292, 1646615, 3293230, 3622553, 6586460, 7245106, 14490212, 18112765, 36225530, 72451060]

約数ペア:

[(1, 72451060), (2, 36225530), (4, 18112765), (5, 14490212), (10, 7245106), (11, 6586460), (20, 3622553), (22, 3293230), (44, 1646615), (55, 1317292), (110, 658646), (220, 329323), (509, 142340), (647, 111980), (1018, 71170), (1294, 55990), (2036, 35585), (2545, 28468), (2588, 27995), (3235, 22396), (5090, 14234), (5599, 12940), (6470, 11198), (7117, 10180)]