82868175

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{691}}^1$

素因数の和:761

約数の個数: 72

約数和(自身を含む): 163979088

約数和(自身を除く): 81110913

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 41, 45, 65, 75, 117, 123, 195, 205, 225, 325, 369, 533, 585, 615, 691, 975, 1025, 1599, 1845, 2073, 2665, 2925, 3075, 3455, 4797, 6219, 7995, 8983, 9225, 10365, 13325, 17275, 23985, 26949, 28331, 31095, 39975, 44915, 51825, 80847, 84993, 119925, 134745, 141655, 155475, 224575, 254979, 368303, 404235, 424965, 673725, 708275, 1104909, 1274895, 1841515, 2021175, 2124825, 3314727, 5524545, 6374475, 9207575, 16573635, 27622725, 82868175]

約数ペア:

[(1, 82868175), (3, 27622725), (5, 16573635), (9, 9207575), (13, 6374475), (15, 5524545), (25, 3314727), (39, 2124825), (41, 2021175), (45, 1841515), (65, 1274895), (75, 1104909), (117, 708275), (123, 673725), (195, 424965), (205, 404235), (225, 368303), (325, 254979), (369, 224575), (533, 155475), (585, 141655), (615, 134745), (691, 119925), (975, 84993), (1025, 80847), (1599, 51825), (1845, 44915), (2073, 39975), (2665, 31095), (2925, 28331), (3075, 26949), (3455, 23985), (4797, 17275), (6219, 13325), (7995, 10365), (8983, 9225)]