64332440

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1789}}^1$

素因数の和:1860

約数の個数: 64

約数和(自身を含む): 154656000

約数和(自身を除く): 90323560

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 31, 40, 58, 62, 116, 124, 145, 155, 232, 248, 290, 310, 580, 620, 899, 1160, 1240, 1789, 1798, 3578, 3596, 4495, 7156, 7192, 8945, 8990, 14312, 17890, 17980, 35780, 35960, 51881, 55459, 71560, 103762, 110918, 207524, 221836, 259405, 277295, 415048, 443672, 518810, 554590, 1037620, 1109180, 1608311, 2075240, 2218360, 3216622, 6433244, 8041555, 12866488, 16083110, 32166220, 64332440]

約数ペア:

[(1, 64332440), (2, 32166220), (4, 16083110), (5, 12866488), (8, 8041555), (10, 6433244), (20, 3216622), (29, 2218360), (31, 2075240), (40, 1608311), (58, 1109180), (62, 1037620), (116, 554590), (124, 518810), (145, 443672), (155, 415048), (232, 277295), (248, 259405), (290, 221836), (310, 207524), (580, 110918), (620, 103762), (899, 71560), (1160, 55459), (1240, 51881), (1789, 35960), (1798, 35780), (3578, 17980), (3596, 17890), (4495, 14312), (7156, 8990), (7192, 8945)]