123209375

素因数分解:

$5^5\times {\mathrm{89}}^1\times {\mathrm{443}}^1$

素因数の和:557

約数の個数: 24

約数和(自身を含む): 156083760

約数和(自身を除く): 32874385

約数列:

[1, 5, 25, 89, 125, 443, 445, 625, 2215, 2225, 3125, 11075, 11125, 39427, 55375, 55625, 197135, 276875, 278125, 985675, 1384375, 4928375, 24641875, 123209375]

約数ペア:

[(1, 123209375), (5, 24641875), (25, 4928375), (89, 1384375), (125, 985675), (443, 278125), (445, 276875), (625, 197135), (2215, 55625), (2225, 55375), (3125, 39427), (11075, 11125)]