85001440

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{27961}}^1$

素因数の和:27995

約数の個数: 48

約数和(自身を含む): 211392720

約数和(自身を除く): 126391280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 27961, 55922, 111844, 139805, 223688, 279610, 447376, 531259, 559220, 894752, 1062518, 1118440, 2125036, 2236880, 2656295, 4250072, 4473760, 5312590, 8500144, 10625180, 17000288, 21250360, 42500720, 85001440]

約数ペア:

[(1, 85001440), (2, 42500720), (4, 21250360), (5, 17000288), (8, 10625180), (10, 8500144), (16, 5312590), (19, 4473760), (20, 4250072), (32, 2656295), (38, 2236880), (40, 2125036), (76, 1118440), (80, 1062518), (95, 894752), (152, 559220), (160, 531259), (190, 447376), (304, 279610), (380, 223688), (608, 139805), (760, 111844), (1520, 55922), (3040, 27961)]