401133056

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{199}}^1$

素因数の和:375

約数の個数: 80

約数和(自身を含む): 838041600

約数和(自身を除く): 436908544

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 127, 128, 199, 248, 254, 256, 398, 496, 508, 512, 796, 992, 1016, 1592, 1984, 2032, 3184, 3937, 3968, 4064, 6169, 6368, 7874, 7936, 8128, 12338, 12736, 15748, 15872, 16256, 24676, 25273, 25472, 31496, 32512, 49352, 50546, 50944, 62992, 65024, 98704, 101092, 101888, 125984, 197408, 202184, 251968, 394816, 404368, 503936, 783463, 789632, 808736, 1007872, 1566926, 1579264, 1617472, 2015744, 3133852, 3158528, 3234944, 6267704, 6469888, 12535408, 12939776, 25070816, 50141632, 100283264, 200566528, 401133056]

約数ペア:

[(1, 401133056), (2, 200566528), (4, 100283264), (8, 50141632), (16, 25070816), (31, 12939776), (32, 12535408), (62, 6469888), (64, 6267704), (124, 3234944), (127, 3158528), (128, 3133852), (199, 2015744), (248, 1617472), (254, 1579264), (256, 1566926), (398, 1007872), (496, 808736), (508, 789632), (512, 783463), (796, 503936), (992, 404368), (1016, 394816), (1592, 251968), (1984, 202184), (2032, 197408), (3184, 125984), (3937, 101888), (3968, 101092), (4064, 98704), (6169, 65024), (6368, 62992), (7874, 50944), (7936, 50546), (8128, 49352), (12338, 32512), (12736, 31496), (15748, 25472), (15872, 25273), (16256, 24676)]