310001995

素因数分解:

$5^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1\times {\mathrm{3623}}^1$

素因数の和:3894

約数の個数: 16

約数和(自身を含む): 377910720

約数和(自身を除く): 67908725

約数列:

[1, 5, 109, 157, 545, 785, 3623, 17113, 18115, 85565, 394907, 568811, 1974535, 2844055, 62000399, 310001995]

約数ペア:

[(1, 310001995), (5, 62000399), (109, 2844055), (157, 1974535), (545, 568811), (785, 394907), (3623, 85565), (17113, 18115)]