72940270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{561079}}^1$

素因数の和:561099

約数の個数: 16

約数和(自身を含む): 141392160

約数和(自身を除く): 68451890

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 561079, 1122158, 2805395, 5610790, 7294027, 14588054, 36470135, 72940270]

約数ペア:

[(1, 72940270), (2, 36470135), (5, 14588054), (10, 7294027), (13, 5610790), (26, 2805395), (65, 1122158), (130, 561079)]