665150

素因数分解:

$2^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{251}}^1$

素因数の和:316

約数の個数: 24

約数和(自身を含む): 1265544

約数和(自身を除く): 600394

約数列:

[1, 2, 5, 10, 25, 50, 53, 106, 251, 265, 502, 530, 1255, 1325, 2510, 2650, 6275, 12550, 13303, 26606, 66515, 133030, 332575, 665150]

約数ペア:

[(1, 665150), (2, 332575), (5, 133030), (10, 66515), (25, 26606), (50, 13303), (53, 12550), (106, 6275), (251, 2650), (265, 2510), (502, 1325), (530, 1255)]