68015725

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{8423}}^1$

素因数の和:8469

約数の個数: 24

約数和(自身を含む): 94011840

約数和(自身を除く): 25996115

約数列:

[1, 5, 17, 19, 25, 85, 95, 323, 425, 475, 1615, 8075, 8423, 42115, 143191, 160037, 210575, 715955, 800185, 2720629, 3579775, 4000925, 13603145, 68015725]

約数ペア:

[(1, 68015725), (5, 13603145), (17, 4000925), (19, 3579775), (25, 2720629), (85, 800185), (95, 715955), (323, 210575), (425, 160037), (475, 143191), (1615, 42115), (8075, 8423)]