78102825

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2383}}^1$

素因数の和:2438

約数の個数: 48

約数和(自身を含む): 141895680

約数和(自身を除く): 63792855

約数列:

[1, 3, 5, 15, 19, 23, 25, 57, 69, 75, 95, 115, 285, 345, 437, 475, 575, 1311, 1425, 1725, 2185, 2383, 6555, 7149, 10925, 11915, 32775, 35745, 45277, 54809, 59575, 135831, 164427, 178725, 226385, 274045, 679155, 822135, 1041371, 1131925, 1370225, 3124113, 3395775, 4110675, 5206855, 15620565, 26034275, 78102825]

約数ペア:

[(1, 78102825), (3, 26034275), (5, 15620565), (15, 5206855), (19, 4110675), (23, 3395775), (25, 3124113), (57, 1370225), (69, 1131925), (75, 1041371), (95, 822135), (115, 679155), (285, 274045), (345, 226385), (437, 178725), (475, 164427), (575, 135831), (1311, 59575), (1425, 54809), (1725, 45277), (2185, 35745), (2383, 32775), (6555, 11915), (7149, 10925)]