425192840

素因数分解:

$2^3\times 5^1\times {\mathrm{1319}}^1\times {\mathrm{8059}}^1$

素因数の和:9389

約数の個数: 32

約数和(自身を含む): 957528000

約数和(自身を除く): 532335160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1319, 2638, 5276, 6595, 8059, 10552, 13190, 16118, 26380, 32236, 40295, 52760, 64472, 80590, 161180, 322360, 10629821, 21259642, 42519284, 53149105, 85038568, 106298210, 212596420, 425192840]

約数ペア:

[(1, 425192840), (2, 212596420), (4, 106298210), (5, 85038568), (8, 53149105), (10, 42519284), (20, 21259642), (40, 10629821), (1319, 322360), (2638, 161180), (5276, 80590), (6595, 64472), (8059, 52760), (10552, 40295), (13190, 32236), (16118, 26380)]