166921875

素因数分解:

$3^2\times 5^6\times {\mathrm{1187}}^1$

素因数の和:1223

約数の個数: 42

約数和(自身を含む): 301636764

約数和(自身を除く): 134714889

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 225, 375, 625, 1125, 1187, 1875, 3125, 3561, 5625, 5935, 9375, 10683, 15625, 17805, 28125, 29675, 46875, 53415, 89025, 140625, 148375, 267075, 445125, 741875, 1335375, 2225625, 3709375, 6676875, 11128125, 18546875, 33384375, 55640625, 166921875]

約数ペア:

[(1, 166921875), (3, 55640625), (5, 33384375), (9, 18546875), (15, 11128125), (25, 6676875), (45, 3709375), (75, 2225625), (125, 1335375), (225, 741875), (375, 445125), (625, 267075), (1125, 148375), (1187, 140625), (1875, 89025), (3125, 53415), (3561, 46875), (5625, 29675), (5935, 28125), (9375, 17805), (10683, 15625)]