73145020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{281327}}^1$

素因数の和:281349

約数の個数: 24

約数和(自身を含む): 165420864

約数和(自身を除く): 92275844

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 281327, 562654, 1125308, 1406635, 2813270, 3657251, 5626540, 7314502, 14629004, 18286255, 36572510, 73145020]

約数ペア:

[(1, 73145020), (2, 36572510), (4, 18286255), (5, 14629004), (10, 7314502), (13, 5626540), (20, 3657251), (26, 2813270), (52, 1406635), (65, 1125308), (130, 562654), (260, 281327)]