12565533080

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{163}}^1\times {\mathrm{17681}}^1$

素因数の和:17964

約数の個数: 64

約数和(自身を含む): 28708495200

約数和(自身を除く): 16142962120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 163, 218, 326, 436, 545, 652, 815, 872, 1090, 1304, 1630, 2180, 3260, 4360, 6520, 17681, 17767, 35362, 35534, 70724, 71068, 88405, 88835, 141448, 142136, 176810, 177670, 353620, 355340, 707240, 710680, 1927229, 2882003, 3854458, 5764006, 7708916, 9636145, 11528012, 14410015, 15417832, 19272290, 23056024, 28820030, 38544580, 57640060, 77089160, 115280120, 314138327, 628276654, 1256553308, 1570691635, 2513106616, 3141383270, 6282766540, 12565533080]

約数ペア:

[(1, 12565533080), (2, 6282766540), (4, 3141383270), (5, 2513106616), (8, 1570691635), (10, 1256553308), (20, 628276654), (40, 314138327), (109, 115280120), (163, 77089160), (218, 57640060), (326, 38544580), (436, 28820030), (545, 23056024), (652, 19272290), (815, 15417832), (872, 14410015), (1090, 11528012), (1304, 9636145), (1630, 7708916), (2180, 5764006), (3260, 3854458), (4360, 2882003), (6520, 1927229), (17681, 710680), (17767, 707240), (35362, 355340), (35534, 353620), (70724, 177670), (71068, 176810), (88405, 142136), (88835, 141448)]