5381000

素因数分解:

$2^3\times 5^3\times {\mathrm{5381}}^1$

素因数の和:5402

約数の個数: 32

約数和(自身を含む): 12593880

約数和(自身を除く): 7212880

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 1000, 5381, 10762, 21524, 26905, 43048, 53810, 107620, 134525, 215240, 269050, 538100, 672625, 1076200, 1345250, 2690500, 5381000]

約数ペア:

[(1, 5381000), (2, 2690500), (4, 1345250), (5, 1076200), (8, 672625), (10, 538100), (20, 269050), (25, 215240), (40, 134525), (50, 107620), (100, 53810), (125, 43048), (200, 26905), (250, 21524), (500, 10762), (1000, 5381)]