9157850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{193}}^1$

素因数の和:291

約数の個数: 48

約数和(自身を含む): 18691512

約数和(自身を除く): 9533662

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 73, 130, 146, 193, 325, 365, 386, 650, 730, 949, 965, 1825, 1898, 1930, 2509, 3650, 4745, 4825, 5018, 9490, 9650, 12545, 14089, 23725, 25090, 28178, 47450, 62725, 70445, 125450, 140890, 183157, 352225, 366314, 704450, 915785, 1831570, 4578925, 9157850]

約数ペア:

[(1, 9157850), (2, 4578925), (5, 1831570), (10, 915785), (13, 704450), (25, 366314), (26, 352225), (50, 183157), (65, 140890), (73, 125450), (130, 70445), (146, 62725), (193, 47450), (325, 28178), (365, 25090), (386, 23725), (650, 14089), (730, 12545), (949, 9650), (965, 9490), (1825, 5018), (1898, 4825), (1930, 4745), (2509, 3650)]