67444580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{68821}}^1$

素因数の和:68844

約数の個数: 36

約数和(自身を含む): 164759868

約数和(自身を除く): 97315288

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 68821, 137642, 275284, 344105, 481747, 688210, 963494, 1376420, 1926988, 2408735, 3372229, 4817470, 6744458, 9634940, 13488916, 16861145, 33722290, 67444580]

約数ペア:

[(1, 67444580), (2, 33722290), (4, 16861145), (5, 13488916), (7, 9634940), (10, 6744458), (14, 4817470), (20, 3372229), (28, 2408735), (35, 1926988), (49, 1376420), (70, 963494), (98, 688210), (140, 481747), (196, 344105), (245, 275284), (490, 137642), (980, 68821)]