79331325

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{229}}^1$

素因数の和:422

約数の個数: 48

約数和(自身を含む): 136896000

約数和(自身を除く): 57564675

約数列:

[1, 3, 5, 15, 25, 31, 75, 93, 149, 155, 229, 447, 465, 687, 745, 775, 1145, 2235, 2325, 3435, 3725, 4619, 5725, 7099, 11175, 13857, 17175, 21297, 23095, 34121, 35495, 69285, 102363, 106485, 115475, 170605, 177475, 346425, 511815, 532425, 853025, 1057751, 2559075, 3173253, 5288755, 15866265, 26443775, 79331325]

約数ペア:

[(1, 79331325), (3, 26443775), (5, 15866265), (15, 5288755), (25, 3173253), (31, 2559075), (75, 1057751), (93, 853025), (149, 532425), (155, 511815), (229, 346425), (447, 177475), (465, 170605), (687, 115475), (745, 106485), (775, 102363), (1145, 69285), (2235, 35495), (2325, 34121), (3435, 23095), (3725, 21297), (4619, 17175), (5725, 13857), (7099, 11175)]