8140825

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4229}}^1$

素因数の和:4257

約数の個数: 24

約数和(自身を含む): 12588480

約数和(自身を除く): 4447655

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 175, 275, 385, 1925, 4229, 21145, 29603, 46519, 105725, 148015, 232595, 325633, 740075, 1162975, 1628165, 8140825]

約数ペア:

[(1, 8140825), (5, 1628165), (7, 1162975), (11, 740075), (25, 325633), (35, 232595), (55, 148015), (77, 105725), (175, 46519), (275, 29603), (385, 21145), (1925, 4229)]