1649291268640

素因数分解:

$2^5\times 5^1\times {\mathrm{95881}}^1\times {\mathrm{107509}}^1$

素因数の和:203405

約数の個数: 48

約数和(自身を含む): 3896527503960

約数和(自身を除く): 2247236235320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 95881, 107509, 191762, 215018, 383524, 430036, 479405, 537545, 767048, 860072, 958810, 1075090, 1534096, 1720144, 1917620, 2150180, 3068192, 3440288, 3835240, 4300360, 7670480, 8600720, 15340960, 17201440, 10308070429, 20616140858, 41232281716, 51540352145, 82464563432, 103080704290, 164929126864, 206161408580, 329858253728, 412322817160, 824645634320, 1649291268640]

約数ペア:

[(1, 1649291268640), (2, 824645634320), (4, 412322817160), (5, 329858253728), (8, 206161408580), (10, 164929126864), (16, 103080704290), (20, 82464563432), (32, 51540352145), (40, 41232281716), (80, 20616140858), (160, 10308070429), (95881, 17201440), (107509, 15340960), (191762, 8600720), (215018, 7670480), (383524, 4300360), (430036, 3835240), (479405, 3440288), (537545, 3068192), (767048, 2150180), (860072, 1917620), (958810, 1720144), (1075090, 1534096)]