85166455

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1$

素因数の和:316

約数の個数: 48

約数和(自身を含む): 122572800

約数和(自身を除く): 37406345

約数列:

[1, 5, 11, 19, 31, 55, 95, 121, 155, 209, 239, 341, 589, 605, 1045, 1195, 1705, 2299, 2629, 2945, 3751, 4541, 6479, 7409, 11495, 13145, 18755, 22705, 28919, 32395, 37045, 49951, 71269, 81499, 140771, 144595, 249755, 356345, 407495, 549461, 703855, 896489, 1548481, 2747305, 4482445, 7742405, 17033291, 85166455]

約数ペア:

[(1, 85166455), (5, 17033291), (11, 7742405), (19, 4482445), (31, 2747305), (55, 1548481), (95, 896489), (121, 703855), (155, 549461), (209, 407495), (239, 356345), (341, 249755), (589, 144595), (605, 140771), (1045, 81499), (1195, 71269), (1705, 49951), (2299, 37045), (2629, 32395), (2945, 28919), (3751, 22705), (4541, 18755), (6479, 13145), (7409, 11495)]