68991125

素因数分解:

$5^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2131}}^1$

素因数の和:2190

約数の個数: 32

約数和(自身を含む): 101107968

約数和(自身を除く): 32116843

約数列:

[1, 5, 7, 25, 35, 37, 125, 175, 185, 259, 875, 925, 1295, 2131, 4625, 6475, 10655, 14917, 32375, 53275, 74585, 78847, 266375, 372925, 394235, 551929, 1864625, 1971175, 2759645, 9855875, 13798225, 68991125]

約数ペア:

[(1, 68991125), (5, 13798225), (7, 9855875), (25, 2759645), (35, 1971175), (37, 1864625), (125, 551929), (175, 394235), (185, 372925), (259, 266375), (875, 78847), (925, 74585), (1295, 53275), (2131, 32375), (4625, 14917), (6475, 10655)]