54345160

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{211}}^1$

素因数の和:406

約数の個数: 64

約数和(自身を含む): 126385920

約数和(自身を除く): 72040760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 137, 188, 211, 235, 274, 376, 422, 470, 548, 685, 844, 940, 1055, 1096, 1370, 1688, 1880, 2110, 2740, 4220, 5480, 6439, 8440, 9917, 12878, 19834, 25756, 28907, 32195, 39668, 49585, 51512, 57814, 64390, 79336, 99170, 115628, 128780, 144535, 198340, 231256, 257560, 289070, 396680, 578140, 1156280, 1358629, 2717258, 5434516, 6793145, 10869032, 13586290, 27172580, 54345160]

約数ペア:

[(1, 54345160), (2, 27172580), (4, 13586290), (5, 10869032), (8, 6793145), (10, 5434516), (20, 2717258), (40, 1358629), (47, 1156280), (94, 578140), (137, 396680), (188, 289070), (211, 257560), (235, 231256), (274, 198340), (376, 144535), (422, 128780), (470, 115628), (548, 99170), (685, 79336), (844, 64390), (940, 57814), (1055, 51512), (1096, 49585), (1370, 39668), (1688, 32195), (1880, 28907), (2110, 25756), (2740, 19834), (4220, 12878), (5480, 9917), (6439, 8440)]