68509915

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{719}}^1$

素因数の和:819

約数の個数: 32

約数和(自身を含む): 93312000

約数和(自身を除く): 24802085

約数列:

[1, 5, 17, 19, 59, 85, 95, 295, 323, 719, 1003, 1121, 1615, 3595, 5015, 5605, 12223, 13661, 19057, 42421, 61115, 68305, 95285, 212105, 232237, 721157, 805999, 1161185, 3605785, 4029995, 13701983, 68509915]

約数ペア:

[(1, 68509915), (5, 13701983), (17, 4029995), (19, 3605785), (59, 1161185), (85, 805999), (95, 721157), (295, 232237), (323, 212105), (719, 95285), (1003, 68305), (1121, 61115), (1615, 42421), (3595, 19057), (5015, 13661), (5605, 12223)]