30870375

素因数分解:

$3^1\times 5^3\times {\mathrm{191}}^1\times {\mathrm{431}}^1$

素因数の和:640

約数の個数: 32

約数和(自身を含む): 51757056

約数和(自身を除く): 20886681

約数列:

[1, 3, 5, 15, 25, 75, 125, 191, 375, 431, 573, 955, 1293, 2155, 2865, 4775, 6465, 10775, 14325, 23875, 32325, 53875, 71625, 82321, 161625, 246963, 411605, 1234815, 2058025, 6174075, 10290125, 30870375]

約数ペア:

[(1, 30870375), (3, 10290125), (5, 6174075), (15, 2058025), (25, 1234815), (75, 411605), (125, 246963), (191, 161625), (375, 82321), (431, 71625), (573, 53875), (955, 32325), (1293, 23875), (2155, 14325), (2865, 10775), (4775, 6465)]