64733875

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{743}}^1$

素因数の和:816

約数の個数: 32

約数和(自身を含む): 87744384

約数和(自身を除く): 23010509

約数列:

[1, 5, 17, 25, 41, 85, 125, 205, 425, 697, 743, 1025, 2125, 3485, 3715, 5125, 12631, 17425, 18575, 30463, 63155, 87125, 92875, 152315, 315775, 517871, 761575, 1578875, 2589355, 3807875, 12946775, 64733875]

約数ペア:

[(1, 64733875), (5, 12946775), (17, 3807875), (25, 2589355), (41, 1578875), (85, 761575), (125, 517871), (205, 315775), (425, 152315), (697, 92875), (743, 87125), (1025, 63155), (2125, 30463), (3485, 18575), (3715, 17425), (5125, 12631)]