80498420

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{68219}}^1$

素因数の和:68287

約数の個数: 24

約数和(自身を含む): 171914400

約数和(自身を除く): 91415980

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 236, 295, 590, 1180, 68219, 136438, 272876, 341095, 682190, 1364380, 4024921, 8049842, 16099684, 20124605, 40249210, 80498420]

約数ペア:

[(1, 80498420), (2, 40249210), (4, 20124605), (5, 16099684), (10, 8049842), (20, 4024921), (59, 1364380), (118, 682190), (236, 341095), (295, 272876), (590, 136438), (1180, 68219)]