61051990

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{709}}^1$

素因数の和:904

約数の個数: 32

約数和(自身を含む): 112464000

約数和(自身を除く): 51412010

約数列:

[1, 2, 5, 10, 79, 109, 158, 218, 395, 545, 709, 790, 1090, 1418, 3545, 7090, 8611, 17222, 43055, 56011, 77281, 86110, 112022, 154562, 280055, 386405, 560110, 772810, 6105199, 12210398, 30525995, 61051990]

約数ペア:

[(1, 61051990), (2, 30525995), (5, 12210398), (10, 6105199), (79, 772810), (109, 560110), (158, 386405), (218, 280055), (395, 154562), (545, 112022), (709, 86110), (790, 77281), (1090, 56011), (1418, 43055), (3545, 17222), (7090, 8611)]