870848205

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{311}}^1$

素因数の和:554

約数の個数: 64

約数和(自身を含む): 1509580800

約数和(自身を除く): 638732595

約数列:

[1, 3, 5, 15, 17, 51, 79, 85, 139, 237, 255, 311, 395, 417, 695, 933, 1185, 1343, 1555, 2085, 2363, 4029, 4665, 5287, 6715, 7089, 10981, 11815, 15861, 20145, 24569, 26435, 32943, 35445, 43229, 54905, 73707, 79305, 122845, 129687, 164715, 186677, 216145, 368535, 417673, 560031, 648435, 734893, 933385, 1253019, 2088365, 2204679, 2800155, 3415091, 3674465, 6265095, 10245273, 11023395, 17075455, 51226365, 58056547, 174169641, 290282735, 870848205]

約数ペア:

[(1, 870848205), (3, 290282735), (5, 174169641), (15, 58056547), (17, 51226365), (51, 17075455), (79, 11023395), (85, 10245273), (139, 6265095), (237, 3674465), (255, 3415091), (311, 2800155), (395, 2204679), (417, 2088365), (695, 1253019), (933, 933385), (1185, 734893), (1343, 648435), (1555, 560031), (2085, 417673), (2363, 368535), (4029, 216145), (4665, 186677), (5287, 164715), (6715, 129687), (7089, 122845), (10981, 79305), (11815, 73707), (15861, 54905), (20145, 43229), (24569, 35445), (26435, 32943)]