2021569675

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{13241}}^1$

素因数の和:13479

約数の個数: 24

約数和(自身を含む): 2600940672

約数和(自身を除く): 579370997

約数列:

[1, 5, 25, 31, 155, 197, 775, 985, 4925, 6107, 13241, 30535, 66205, 152675, 331025, 410471, 2052355, 2608477, 10261775, 13042385, 65211925, 80862787, 404313935, 2021569675]

約数ペア:

[(1, 2021569675), (5, 404313935), (25, 80862787), (31, 65211925), (155, 13042385), (197, 10261775), (775, 2608477), (985, 2052355), (4925, 410471), (6107, 331025), (13241, 152675), (30535, 66205)]