20149088075

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{769}}^1\times {\mathrm{61651}}^1$

素因数の和:62447

約数の個数: 24

約数和(自身を含む): 26489398320

約数和(自身を除く): 6340310245

約数列:

[1, 5, 17, 25, 85, 425, 769, 3845, 13073, 19225, 61651, 65365, 308255, 326825, 1048067, 1541275, 5240335, 26201675, 47409619, 237048095, 805963523, 1185240475, 4029817615, 20149088075]

約数ペア:

[(1, 20149088075), (5, 4029817615), (17, 1185240475), (25, 805963523), (85, 237048095), (425, 47409619), (769, 26201675), (3845, 5240335), (13073, 1541275), (19225, 1048067), (61651, 326825), (65365, 308255)]