2150625

素因数分解:

$3^1\times 5^4\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:91

約数の個数: 40

約数和(自身を含む): 3798784

約数和(自身を除く): 1648159

約数列:

[1, 3, 5, 15, 25, 31, 37, 75, 93, 111, 125, 155, 185, 375, 465, 555, 625, 775, 925, 1147, 1875, 2325, 2775, 3441, 3875, 4625, 5735, 11625, 13875, 17205, 19375, 23125, 28675, 58125, 69375, 86025, 143375, 430125, 716875, 2150625]

約数ペア:

[(1, 2150625), (3, 716875), (5, 430125), (15, 143375), (25, 86025), (31, 69375), (37, 58125), (75, 28675), (93, 23125), (111, 19375), (125, 17205), (155, 13875), (185, 11625), (375, 5735), (465, 4625), (555, 3875), (625, 3441), (775, 2775), (925, 2325), (1147, 1875)]