31485025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{8807}}^1$

素因数の和:8841

約数の個数: 24

約数和(自身を含む): 45872064

約数和(自身を除く): 14387039

約数列:

[1, 5, 11, 13, 25, 55, 65, 143, 275, 325, 715, 3575, 8807, 44035, 96877, 114491, 220175, 484385, 572455, 1259401, 2421925, 2862275, 6297005, 31485025]

約数ペア:

[(1, 31485025), (5, 6297005), (11, 2862275), (13, 2421925), (25, 1259401), (55, 572455), (65, 484385), (143, 220175), (275, 114491), (325, 96877), (715, 44035), (3575, 8807)]