129637810

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{461}}^2$

素因数の和:990

約数の個数: 24

約数和(自身を含む): 237689028

約数和(自身を除く): 108051218

約数列:

[1, 2, 5, 10, 61, 122, 305, 461, 610, 922, 2305, 4610, 28121, 56242, 140605, 212521, 281210, 425042, 1062605, 2125210, 12963781, 25927562, 64818905, 129637810]

約数ペア:

[(1, 129637810), (2, 64818905), (5, 25927562), (10, 12963781), (61, 2125210), (122, 1062605), (305, 425042), (461, 281210), (610, 212521), (922, 140605), (2305, 56242), (4610, 28121)]