258571904

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{331}}^1\times {\mathrm{359}}^1$

素因数の和:721

約数の個数: 64

約数和(自身を含む): 548596800

約数和(自身を除く): 290024896

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 272, 331, 359, 544, 662, 718, 1088, 1324, 1436, 2176, 2648, 2872, 5296, 5627, 5744, 6103, 10592, 11254, 11488, 12206, 21184, 22508, 22976, 24412, 42368, 45016, 45952, 48824, 90032, 97648, 118829, 180064, 195296, 237658, 360128, 390592, 475316, 720256, 781184, 950632, 1901264, 2020093, 3802528, 4040186, 7605056, 8080372, 15210112, 16160744, 32321488, 64642976, 129285952, 258571904]

約数ペア:

[(1, 258571904), (2, 129285952), (4, 64642976), (8, 32321488), (16, 16160744), (17, 15210112), (32, 8080372), (34, 7605056), (64, 4040186), (68, 3802528), (128, 2020093), (136, 1901264), (272, 950632), (331, 781184), (359, 720256), (544, 475316), (662, 390592), (718, 360128), (1088, 237658), (1324, 195296), (1436, 180064), (2176, 118829), (2648, 97648), (2872, 90032), (5296, 48824), (5627, 45952), (5744, 45016), (6103, 42368), (10592, 24412), (11254, 22976), (11488, 22508), (12206, 21184)]