20410725

素因数分解:

$3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{3833}}^1$

素因数の和:3917

約数の個数: 24

約数和(自身を含む): 34229952

約数和(自身を除く): 13819227

約数列:

[1, 3, 5, 15, 25, 71, 75, 213, 355, 1065, 1775, 3833, 5325, 11499, 19165, 57495, 95825, 272143, 287475, 816429, 1360715, 4082145, 6803575, 20410725]

約数ペア:

[(1, 20410725), (3, 6803575), (5, 4082145), (15, 1360715), (25, 816429), (71, 287475), (75, 272143), (213, 95825), (355, 57495), (1065, 19165), (1775, 11499), (3833, 5325)]