2013604375

素因数分解:

$5^4\times {\mathrm{71}}^1\times {\mathrm{45377}}^1$

素因数の和:45468

約数の個数: 20

約数和(自身を含む): 2551695696

約数和(自身を除く): 538091321

約数列:

[1, 5, 25, 71, 125, 355, 625, 1775, 8875, 44375, 45377, 226885, 1134425, 3221767, 5672125, 16108835, 28360625, 80544175, 402720875, 2013604375]

約数ペア:

[(1, 2013604375), (5, 402720875), (25, 80544175), (71, 28360625), (125, 16108835), (355, 5672125), (625, 3221767), (1775, 1134425), (8875, 226885), (44375, 45377)]