39889750

素因数分解:

$2^1\times 5^3\times {\mathrm{379}}^1\times {\mathrm{421}}^1$

素因数の和:817

約数の個数: 32

約数和(自身を含む): 75048480

約数和(自身を除く): 35158730

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 379, 421, 758, 842, 1895, 2105, 3790, 4210, 9475, 10525, 18950, 21050, 47375, 52625, 94750, 105250, 159559, 319118, 797795, 1595590, 3988975, 7977950, 19944875, 39889750]

約数ペア:

[(1, 39889750), (2, 19944875), (5, 7977950), (10, 3988975), (25, 1595590), (50, 797795), (125, 319118), (250, 159559), (379, 105250), (421, 94750), (758, 52625), (842, 47375), (1895, 21050), (2105, 18950), (3790, 10525), (4210, 9475)]