90572925

素因数分解:

$3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{233}}^1$

素因数の和:390

約数の個数: 48

約数和(自身を含む): 154597248

約数和(自身を除く): 64024323

約数列:

[1, 3, 5, 15, 25, 71, 73, 75, 213, 219, 233, 355, 365, 699, 1065, 1095, 1165, 1775, 1825, 3495, 5183, 5325, 5475, 5825, 15549, 16543, 17009, 17475, 25915, 49629, 51027, 77745, 82715, 85045, 129575, 248145, 255135, 388725, 413575, 425225, 1207639, 1240725, 1275675, 3622917, 6038195, 18114585, 30190975, 90572925]

約数ペア:

[(1, 90572925), (3, 30190975), (5, 18114585), (15, 6038195), (25, 3622917), (71, 1275675), (73, 1240725), (75, 1207639), (213, 425225), (219, 413575), (233, 388725), (355, 255135), (365, 248145), (699, 129575), (1065, 85045), (1095, 82715), (1165, 77745), (1775, 51027), (1825, 49629), (3495, 25915), (5183, 17475), (5325, 17009), (5475, 16543), (5825, 15549)]