4961125

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:142

約数の個数: 32

約数和(自身を含む): 6918912

約数和(自身を除く): 1957787

約数列:

[1, 5, 13, 25, 43, 65, 71, 125, 215, 325, 355, 559, 923, 1075, 1625, 1775, 2795, 3053, 4615, 5375, 8875, 13975, 15265, 23075, 39689, 69875, 76325, 115375, 198445, 381625, 992225, 4961125]

約数ペア:

[(1, 4961125), (5, 992225), (13, 381625), (25, 198445), (43, 115375), (65, 76325), (71, 69875), (125, 39689), (215, 23075), (325, 15265), (355, 13975), (559, 8875), (923, 5375), (1075, 4615), (1625, 3053), (1775, 2795)]