210904625

素因数分解:

$5^3\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1471}}^1$

素因数の和:1554

約数の個数: 32

約数和(自身を含む): 279232512

約数和(自身を除く): 68327887

約数列:

[1, 5, 25, 31, 37, 125, 155, 185, 775, 925, 1147, 1471, 3875, 4625, 5735, 7355, 28675, 36775, 45601, 54427, 143375, 183875, 228005, 272135, 1140025, 1360675, 1687237, 5700125, 6803375, 8436185, 42180925, 210904625]

約数ペア:

[(1, 210904625), (5, 42180925), (25, 8436185), (31, 6803375), (37, 5700125), (125, 1687237), (155, 1360675), (185, 1140025), (775, 272135), (925, 228005), (1147, 183875), (1471, 143375), (3875, 54427), (4625, 45601), (5735, 36775), (7355, 28675)]