165780710

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1\times {\mathrm{1213}}^1$

素因数の和:1472

約数の個数: 32

約数和(自身を含む): 304179840

約数和(自身を除く): 138399130

約数列:

[1, 2, 5, 10, 79, 158, 173, 346, 395, 790, 865, 1213, 1730, 2426, 6065, 12130, 13667, 27334, 68335, 95827, 136670, 191654, 209849, 419698, 479135, 958270, 1049245, 2098490, 16578071, 33156142, 82890355, 165780710]

約数ペア:

[(1, 165780710), (2, 82890355), (5, 33156142), (10, 16578071), (79, 2098490), (158, 1049245), (173, 958270), (346, 479135), (395, 419698), (790, 209849), (865, 191654), (1213, 136670), (1730, 95827), (2426, 68335), (6065, 27334), (12130, 13667)]