20006545325

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{157}}^1\times {\mathrm{30161}}^1$

素因数の和:30354

約数の個数: 36

約数和(自身を含む): 27035226108

約数和(自身を除く): 7028680783

約数列:

[1, 5, 13, 25, 65, 157, 169, 325, 785, 845, 2041, 3925, 4225, 10205, 26533, 30161, 51025, 132665, 150805, 392093, 663325, 754025, 1960465, 4735277, 5097209, 9802325, 23676385, 25486045, 61558601, 118381925, 127430225, 307793005, 800261813, 1538965025, 4001309065, 20006545325]

約数ペア:

[(1, 20006545325), (5, 4001309065), (13, 1538965025), (25, 800261813), (65, 307793005), (157, 127430225), (169, 118381925), (325, 61558601), (785, 25486045), (845, 23676385), (2041, 9802325), (3925, 5097209), (4225, 4735277), (10205, 1960465), (26533, 754025), (30161, 663325), (51025, 392093), (132665, 150805)]