67646540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{260179}}^1$

素因数の和:260201

約数の個数: 24

約数和(自身を含む): 152985840

約数和(自身を除く): 85339300

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 260179, 520358, 1040716, 1300895, 2601790, 3382327, 5203580, 6764654, 13529308, 16911635, 33823270, 67646540]

約数ペア:

[(1, 67646540), (2, 33823270), (4, 16911635), (5, 13529308), (10, 6764654), (13, 5203580), (20, 3382327), (26, 2601790), (52, 1300895), (65, 1040716), (130, 520358), (260, 260179)]