315068364560

素因数分解:

$2^4\times 5^1\times {\mathrm{3938354557}}^1$

素因数の和:3938354570

約数の個数: 20

約数和(自身を含む): 732533947788

約数和(自身を除く): 417465583228

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3938354557, 7876709114, 15753418228, 19691772785, 31506836456, 39383545570, 63013672912, 78767091140, 157534182280, 315068364560]

約数ペア:

[(1, 315068364560), (2, 157534182280), (4, 78767091140), (5, 63013672912), (8, 39383545570), (10, 31506836456), (16, 19691772785), (20, 15753418228), (40, 7876709114), (80, 3938354557)]