80554568

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{499}}^1\times {\mathrm{1187}}^1$

素因数の和:1709

約数の個数: 32

約数和(自身を含む): 160380000

約数和(自身を除く): 79825432

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 499, 998, 1187, 1996, 2374, 3992, 4748, 8483, 9496, 16966, 20179, 33932, 40358, 67864, 80716, 161432, 592313, 1184626, 2369252, 4738504, 10069321, 20138642, 40277284, 80554568]

約数ペア:

[(1, 80554568), (2, 40277284), (4, 20138642), (8, 10069321), (17, 4738504), (34, 2369252), (68, 1184626), (136, 592313), (499, 161432), (998, 80716), (1187, 67864), (1996, 40358), (2374, 33932), (3992, 20179), (4748, 16966), (8483, 9496)]