520077025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{84223}}^1$

素因数の和:84265

約数の個数: 24

約数和(自身を含む): 731064320

約数和(自身を除く): 210987295

約数列:

[1, 5, 13, 19, 25, 65, 95, 247, 325, 475, 1235, 6175, 84223, 421115, 1094899, 1600237, 2105575, 5474495, 8001185, 20803081, 27372475, 40005925, 104015405, 520077025]

約数ペア:

[(1, 520077025), (5, 104015405), (13, 40005925), (19, 27372475), (25, 20803081), (65, 8001185), (95, 5474495), (247, 2105575), (325, 1600237), (475, 1094899), (1235, 421115), (6175, 84223)]