85109480

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{2663}}^1$

素因数の和:2738

約数の個数: 64

約数和(自身を含む): 207152640

約数和(自身を除く): 122043160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 47, 68, 85, 94, 136, 170, 188, 235, 340, 376, 470, 680, 799, 940, 1598, 1880, 2663, 3196, 3995, 5326, 6392, 7990, 10652, 13315, 15980, 21304, 26630, 31960, 45271, 53260, 90542, 106520, 125161, 181084, 226355, 250322, 362168, 452710, 500644, 625805, 905420, 1001288, 1251610, 1810840, 2127737, 2503220, 4255474, 5006440, 8510948, 10638685, 17021896, 21277370, 42554740, 85109480]

約数ペア:

[(1, 85109480), (2, 42554740), (4, 21277370), (5, 17021896), (8, 10638685), (10, 8510948), (17, 5006440), (20, 4255474), (34, 2503220), (40, 2127737), (47, 1810840), (68, 1251610), (85, 1001288), (94, 905420), (136, 625805), (170, 500644), (188, 452710), (235, 362168), (340, 250322), (376, 226355), (470, 181084), (680, 125161), (799, 106520), (940, 90542), (1598, 53260), (1880, 45271), (2663, 31960), (3196, 26630), (3995, 21304), (5326, 15980), (6392, 13315), (7990, 10652)]