131029240

素因数分解:

$2^3\times 5^1\times {\mathrm{3275731}}^1$

素因数の和:3275742

約数の個数: 16

約数和(自身を含む): 294815880

約数和(自身を除く): 163786640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3275731, 6551462, 13102924, 16378655, 26205848, 32757310, 65514620, 131029240]

約数ペア:

[(1, 131029240), (2, 65514620), (4, 32757310), (5, 26205848), (8, 16378655), (10, 13102924), (20, 6551462), (40, 3275731)]