51149110

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{1181}}^1$

素因数の和:1320

約数の個数: 32

約数和(自身を含む): 94976064

約数和(自身を除く): 43826954

約数列:

[1, 2, 5, 10, 61, 71, 122, 142, 305, 355, 610, 710, 1181, 2362, 4331, 5905, 8662, 11810, 21655, 43310, 72041, 83851, 144082, 167702, 360205, 419255, 720410, 838510, 5114911, 10229822, 25574555, 51149110]

約数ペア:

[(1, 51149110), (2, 25574555), (5, 10229822), (10, 5114911), (61, 838510), (71, 720410), (122, 419255), (142, 360205), (305, 167702), (355, 144082), (610, 83851), (710, 72041), (1181, 43310), (2362, 21655), (4331, 11810), (5905, 8662)]