80470872

素因数分解:

$2^3\times 3^2\times {\mathrm{523}}^1\times {\mathrm{2137}}^1$

素因数の和:2672

約数の個数: 48

約数和(自身を含む): 218460840

約数和(自身を除く): 137989968

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 523, 1046, 1569, 2092, 2137, 3138, 4184, 4274, 4707, 6276, 6411, 8548, 9414, 12552, 12822, 17096, 18828, 19233, 25644, 37656, 38466, 51288, 76932, 153864, 1117651, 2235302, 3352953, 4470604, 6705906, 8941208, 10058859, 13411812, 20117718, 26823624, 40235436, 80470872]

約数ペア:

[(1, 80470872), (2, 40235436), (3, 26823624), (4, 20117718), (6, 13411812), (8, 10058859), (9, 8941208), (12, 6705906), (18, 4470604), (24, 3352953), (36, 2235302), (72, 1117651), (523, 153864), (1046, 76932), (1569, 51288), (2092, 38466), (2137, 37656), (3138, 25644), (4184, 19233), (4274, 18828), (4707, 17096), (6276, 12822), (6411, 12552), (8548, 9414)]