87480275

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{4283}}^1$

素因数の和:4355

約数の個数: 24

約数和(自身を含む): 116867520

約数和(自身を除く): 29387245

約数列:

[1, 5, 19, 25, 43, 95, 215, 475, 817, 1075, 4085, 4283, 20425, 21415, 81377, 107075, 184169, 406885, 920845, 2034425, 3499211, 4604225, 17496055, 87480275]

約数ペア:

[(1, 87480275), (5, 17496055), (19, 4604225), (25, 3499211), (43, 2034425), (95, 920845), (215, 406885), (475, 184169), (817, 107075), (1075, 81377), (4085, 21415), (4283, 20425)]