81045575

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{8599}}^1$

素因数の和:8651

約数の個数: 24

約数和(自身を含む): 111972000

約数和(自身を除く): 30926425

約数列:

[1, 5, 13, 25, 29, 65, 145, 325, 377, 725, 1885, 8599, 9425, 42995, 111787, 214975, 249371, 558935, 1246855, 2794675, 3241823, 6234275, 16209115, 81045575]

約数ペア:

[(1, 81045575), (5, 16209115), (13, 6234275), (25, 3241823), (29, 2794675), (65, 1246855), (145, 558935), (325, 249371), (377, 214975), (725, 111787), (1885, 42995), (8599, 9425)]