80457053210

素因数分解:

$2^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{33664039}}^1$

素因数の和:33664285

約数の個数: 16

約数和(自身を含む): 145428652800

約数和(自身を除く): 64971599590

約数列:

[1, 2, 5, 10, 239, 478, 1195, 2390, 33664039, 67328078, 168320195, 336640390, 8045705321, 16091410642, 40228526605, 80457053210]

約数ペア:

[(1, 80457053210), (2, 40228526605), (5, 16091410642), (10, 8045705321), (239, 336640390), (478, 168320195), (1195, 67328078), (2390, 33664039)]