54145780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{208253}}^1$

素因数の和:208275

約数の個数: 24

約数和(自身を含む): 122453352

約数和(自身を除く): 68307572

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 208253, 416506, 833012, 1041265, 2082530, 2707289, 4165060, 5414578, 10829156, 13536445, 27072890, 54145780]

約数ペア:

[(1, 54145780), (2, 27072890), (4, 13536445), (5, 10829156), (10, 5414578), (13, 4165060), (20, 2707289), (26, 2082530), (52, 1041265), (65, 833012), (130, 416506), (260, 208253)]