12220325

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1979}}^1$

素因数の和:2021

約数の個数: 24

約数和(自身を含む): 17186400

約数和(自身を除く): 4966075

約数列:

[1, 5, 13, 19, 25, 65, 95, 247, 325, 475, 1235, 1979, 6175, 9895, 25727, 37601, 49475, 128635, 188005, 488813, 643175, 940025, 2444065, 12220325]

約数ペア:

[(1, 12220325), (5, 2444065), (13, 940025), (19, 643175), (25, 488813), (65, 188005), (95, 128635), (247, 49475), (325, 37601), (475, 25727), (1235, 9895), (1979, 6175)]