65615870

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{263}}^1\times {\mathrm{409}}^1$

素因数の和:740

約数の個数: 32

約数和(自身を含む): 120795840

約数和(自身を除く): 55179970

約数列:

[1, 2, 5, 10, 61, 122, 263, 305, 409, 526, 610, 818, 1315, 2045, 2630, 4090, 16043, 24949, 32086, 49898, 80215, 107567, 124745, 160430, 215134, 249490, 537835, 1075670, 6561587, 13123174, 32807935, 65615870]

約数ペア:

[(1, 65615870), (2, 32807935), (5, 13123174), (10, 6561587), (61, 1075670), (122, 537835), (263, 249490), (305, 215134), (409, 160430), (526, 124745), (610, 107567), (818, 80215), (1315, 49898), (2045, 32086), (2630, 24949), (4090, 16043)]