77646975

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{1129}}^1$

素因数の和:1280

約数の個数: 48

約数和(自身を含む): 147966720

約数和(自身を除く): 70319745

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 131, 175, 393, 525, 655, 917, 1129, 1965, 2751, 3275, 3387, 4585, 5645, 7903, 9825, 13755, 16935, 22925, 23709, 28225, 39515, 68775, 84675, 118545, 147899, 197575, 443697, 592725, 739495, 1035293, 2218485, 3105879, 3697475, 5176465, 11092425, 15529395, 25882325, 77646975]

約数ペア:

[(1, 77646975), (3, 25882325), (5, 15529395), (7, 11092425), (15, 5176465), (21, 3697475), (25, 3105879), (35, 2218485), (75, 1035293), (105, 739495), (131, 592725), (175, 443697), (393, 197575), (525, 147899), (655, 118545), (917, 84675), (1129, 68775), (1965, 39515), (2751, 28225), (3275, 23709), (3387, 22925), (4585, 16935), (5645, 13755), (7903, 9825)]