156979225

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{6803}}^1$

素因数の和:6897

約数の個数: 24

約数和(自身を含む): 212611392

約数和(自身を除く): 55632167

約数列:

[1, 5, 13, 25, 65, 71, 325, 355, 923, 1775, 4615, 6803, 23075, 34015, 88439, 170075, 442195, 483013, 2210975, 2415065, 6279169, 12075325, 31395845, 156979225]

約数ペア:

[(1, 156979225), (5, 31395845), (13, 12075325), (25, 6279169), (65, 2415065), (71, 2210975), (325, 483013), (355, 442195), (923, 170075), (1775, 88439), (4615, 34015), (6803, 23075)]