51721930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{10753}}^1$

素因数の和:10810

約数の個数: 32

約数和(自身を含む): 102980304

約数和(自身を除く): 51258374

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 185, 370, 481, 962, 2405, 4810, 10753, 21506, 53765, 107530, 139789, 279578, 397861, 698945, 795722, 1397890, 1989305, 3978610, 5172193, 10344386, 25860965, 51721930]

約数ペア:

[(1, 51721930), (2, 25860965), (5, 10344386), (10, 5172193), (13, 3978610), (26, 1989305), (37, 1397890), (65, 795722), (74, 698945), (130, 397861), (185, 279578), (370, 139789), (481, 107530), (962, 53765), (2405, 21506), (4810, 10753)]