405475424

素因数分解:

$2^5\times {\mathrm{67}}^1\times {\mathrm{379}}^1\times {\mathrm{499}}^1$

素因数の和:955

約数の個数: 48

約数和(自身を含む): 813960000

約数和(自身を除く): 408484576

約数列:

[1, 2, 4, 8, 16, 32, 67, 134, 268, 379, 499, 536, 758, 998, 1072, 1516, 1996, 2144, 3032, 3992, 6064, 7984, 12128, 15968, 25393, 33433, 50786, 66866, 101572, 133732, 189121, 203144, 267464, 378242, 406288, 534928, 756484, 812576, 1069856, 1512968, 3025936, 6051872, 12671107, 25342214, 50684428, 101368856, 202737712, 405475424]

約数ペア:

[(1, 405475424), (2, 202737712), (4, 101368856), (8, 50684428), (16, 25342214), (32, 12671107), (67, 6051872), (134, 3025936), (268, 1512968), (379, 1069856), (499, 812576), (536, 756484), (758, 534928), (998, 406288), (1072, 378242), (1516, 267464), (1996, 203144), (2144, 189121), (3032, 133732), (3992, 101572), (6064, 66866), (7984, 50786), (12128, 33433), (15968, 25393)]