80494522420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{309594317}}^1$

素因数の和:309594339

約数の個数: 24

約数和(自身を含む): 182041458984

約数和(自身を除く): 101546936564

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 309594317, 619188634, 1238377268, 1547971585, 3095943170, 4024726121, 6191886340, 8049452242, 16098904484, 20123630605, 40247261210, 80494522420]

約数ペア:

[(1, 80494522420), (2, 40247261210), (4, 20123630605), (5, 16098904484), (10, 8049452242), (13, 6191886340), (20, 4024726121), (26, 3095943170), (52, 1547971585), (65, 1238377268), (130, 619188634), (260, 309594317)]