80402564

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{283}}^1\times {\mathrm{587}}^1$

素因数の和:896

約数の個数: 36

約数和(自身を含む): 155469552

約数和(自身を除く): 75066988

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 283, 484, 566, 587, 1132, 1174, 2348, 3113, 6226, 6457, 12452, 12914, 25828, 34243, 68486, 71027, 136972, 142054, 166121, 284108, 332242, 664484, 1827331, 3654662, 7309324, 20100641, 40201282, 80402564]

約数ペア:

[(1, 80402564), (2, 40201282), (4, 20100641), (11, 7309324), (22, 3654662), (44, 1827331), (121, 664484), (242, 332242), (283, 284108), (484, 166121), (566, 142054), (587, 136972), (1132, 71027), (1174, 68486), (2348, 34243), (3113, 25828), (6226, 12914), (6457, 12452)]