9155000

素因数分解:

$2^3\times 5^4\times {\mathrm{1831}}^1$

素因数の和:1857

約数の個数: 40

約数和(自身を含む): 21461880

約数和(自身を除く): 12306880

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 625, 1000, 1250, 1831, 2500, 3662, 5000, 7324, 9155, 14648, 18310, 36620, 45775, 73240, 91550, 183100, 228875, 366200, 457750, 915500, 1144375, 1831000, 2288750, 4577500, 9155000]

約数ペア:

[(1, 9155000), (2, 4577500), (4, 2288750), (5, 1831000), (8, 1144375), (10, 915500), (20, 457750), (25, 366200), (40, 228875), (50, 183100), (100, 91550), (125, 73240), (200, 45775), (250, 36620), (500, 18310), (625, 14648), (1000, 9155), (1250, 7324), (1831, 5000), (2500, 3662)]