79041920

素因数分解:

$2^7\times 5^1\times {\mathrm{123503}}^1$

素因数の和:123522

約数の個数: 32

約数和(自身を含む): 188961120

約数和(自身を除く): 109919200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 123503, 247006, 494012, 617515, 988024, 1235030, 1976048, 2470060, 3952096, 4940120, 7904192, 9880240, 15808384, 19760480, 39520960, 79041920]

約数ペア:

[(1, 79041920), (2, 39520960), (4, 19760480), (5, 15808384), (8, 9880240), (10, 7904192), (16, 4940120), (20, 3952096), (32, 2470060), (40, 1976048), (64, 1235030), (80, 988024), (128, 617515), (160, 494012), (320, 247006), (640, 123503)]