81168900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{270563}}^1$

素因数の和:270580

約数の個数: 36

約数和(自身を含む): 234849552

約数和(自身を除く): 153680652

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 270563, 541126, 811689, 1082252, 1352815, 1623378, 2705630, 3246756, 4058445, 5411260, 6764075, 8116890, 13528150, 16233780, 20292225, 27056300, 40584450, 81168900]

約数ペア:

[(1, 81168900), (2, 40584450), (3, 27056300), (4, 20292225), (5, 16233780), (6, 13528150), (10, 8116890), (12, 6764075), (15, 5411260), (20, 4058445), (25, 3246756), (30, 2705630), (50, 1623378), (60, 1352815), (75, 1082252), (100, 811689), (150, 541126), (300, 270563)]