81797432

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{359}}^1\times {\mathrm{1499}}^1$

素因数の和:1883

約数の個数: 32

約数和(自身を含む): 162000000

約数和(自身を除く): 80202568

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 359, 718, 1436, 1499, 2872, 2998, 5996, 6821, 11992, 13642, 27284, 28481, 54568, 56962, 113924, 227848, 538141, 1076282, 2152564, 4305128, 10224679, 20449358, 40898716, 81797432]

約数ペア:

[(1, 81797432), (2, 40898716), (4, 20449358), (8, 10224679), (19, 4305128), (38, 2152564), (76, 1076282), (152, 538141), (359, 227848), (718, 113924), (1436, 56962), (1499, 54568), (2872, 28481), (2998, 27284), (5996, 13642), (6821, 11992)]