77643620

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{57943}}^1$

素因数の和:58019

約数の個数: 24

約数和(自身を含む): 165488064

約数和(自身を除く): 87844444

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 57943, 115886, 231772, 289715, 579430, 1158860, 3882181, 7764362, 15528724, 19410905, 38821810, 77643620]

約数ペア:

[(1, 77643620), (2, 38821810), (4, 19410905), (5, 15528724), (10, 7764362), (20, 3882181), (67, 1158860), (134, 579430), (268, 289715), (335, 231772), (670, 115886), (1340, 57943)]