51208125

素因数分解:

$3^1\times 5^4\times {\mathrm{31}}^1\times {\mathrm{881}}^1$

素因数の和:935

約数の個数: 40

約数和(自身を含む): 88171776

約数和(自身を除く): 36963651

約数列:

[1, 3, 5, 15, 25, 31, 75, 93, 125, 155, 375, 465, 625, 775, 881, 1875, 2325, 2643, 3875, 4405, 11625, 13215, 19375, 22025, 27311, 58125, 66075, 81933, 110125, 136555, 330375, 409665, 550625, 682775, 1651875, 2048325, 3413875, 10241625, 17069375, 51208125]

約数ペア:

[(1, 51208125), (3, 17069375), (5, 10241625), (15, 3413875), (25, 2048325), (31, 1651875), (75, 682775), (93, 550625), (125, 409665), (155, 330375), (375, 136555), (465, 110125), (625, 81933), (775, 66075), (881, 58125), (1875, 27311), (2325, 22025), (2643, 19375), (3875, 13215), (4405, 11625)]