870817025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{141023}}^1$

素因数の和:141065

約数の個数: 24

約数和(自身を含む): 1224088320

約数和(自身を除く): 353271295

約数列:

[1, 5, 13, 19, 25, 65, 95, 247, 325, 475, 1235, 6175, 141023, 705115, 1833299, 2679437, 3525575, 9166495, 13397185, 34832681, 45832475, 66985925, 174163405, 870817025]

約数ペア:

[(1, 870817025), (5, 174163405), (13, 66985925), (19, 45832475), (25, 34832681), (65, 13397185), (95, 9166495), (247, 3525575), (325, 2679437), (475, 1833299), (1235, 705115), (6175, 141023)]