69992420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{1429}}^1$

素因数の和:1548

約数の個数: 48

約数和(自身を含む): 153753600

約数和(自身を除く): 83761180

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 79, 124, 155, 158, 310, 316, 395, 620, 790, 1429, 1580, 2449, 2858, 4898, 5716, 7145, 9796, 12245, 14290, 24490, 28580, 44299, 48980, 88598, 112891, 177196, 221495, 225782, 442990, 451564, 564455, 885980, 1128910, 2257820, 3499621, 6999242, 13998484, 17498105, 34996210, 69992420]

約数ペア:

[(1, 69992420), (2, 34996210), (4, 17498105), (5, 13998484), (10, 6999242), (20, 3499621), (31, 2257820), (62, 1128910), (79, 885980), (124, 564455), (155, 451564), (158, 442990), (310, 225782), (316, 221495), (395, 177196), (620, 112891), (790, 88598), (1429, 48980), (1580, 44299), (2449, 28580), (2858, 24490), (4898, 14290), (5716, 12245), (7145, 9796)]