8990150

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{13831}}^1$

素因数の和:13856

約数の個数: 24

約数和(自身を含む): 18009264

約数和(自身を除く): 9019114

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 13831, 27662, 69155, 138310, 179803, 345775, 359606, 691550, 899015, 1798030, 4495075, 8990150]

約数ペア:

[(1, 8990150), (2, 4495075), (5, 1798030), (10, 899015), (13, 691550), (25, 359606), (26, 345775), (50, 179803), (65, 138310), (130, 69155), (325, 27662), (650, 13831)]