129058040

素因数分解:

$2^3\times 5^1\times {\mathrm{1231}}^1\times {\mathrm{2621}}^1$

素因数の和:3863

約数の個数: 32

約数和(自身を含む): 290727360

約数和(自身を除く): 161669320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1231, 2462, 2621, 4924, 5242, 6155, 9848, 10484, 12310, 13105, 20968, 24620, 26210, 49240, 52420, 104840, 3226451, 6452902, 12905804, 16132255, 25811608, 32264510, 64529020, 129058040]

約数ペア:

[(1, 129058040), (2, 64529020), (4, 32264510), (5, 25811608), (8, 16132255), (10, 12905804), (20, 6452902), (40, 3226451), (1231, 104840), (2462, 52420), (2621, 49240), (4924, 26210), (5242, 24620), (6155, 20968), (9848, 13105), (10484, 12310)]