155514677720

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{920641}}^1$

素因数の和:920796

約数の個数: 64

約数和(自身を含む): 361922783040

約数和(自身を除く): 206408105320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 103, 164, 205, 206, 328, 410, 412, 515, 820, 824, 1030, 1640, 2060, 4120, 4223, 8446, 16892, 21115, 33784, 42230, 84460, 168920, 920641, 1841282, 3682564, 4603205, 7365128, 9206410, 18412820, 36825640, 37746281, 75492562, 94826023, 150985124, 188731405, 189652046, 301970248, 377462810, 379304092, 474130115, 754925620, 758608184, 948260230, 1509851240, 1896520460, 3793040920, 3887866943, 7775733886, 15551467772, 19439334715, 31102935544, 38878669430, 77757338860, 155514677720]

約数ペア:

[(1, 155514677720), (2, 77757338860), (4, 38878669430), (5, 31102935544), (8, 19439334715), (10, 15551467772), (20, 7775733886), (40, 3887866943), (41, 3793040920), (82, 1896520460), (103, 1509851240), (164, 948260230), (205, 758608184), (206, 754925620), (328, 474130115), (410, 379304092), (412, 377462810), (515, 301970248), (820, 189652046), (824, 188731405), (1030, 150985124), (1640, 94826023), (2060, 75492562), (4120, 37746281), (4223, 36825640), (8446, 18412820), (16892, 9206410), (21115, 7365128), (33784, 4603205), (42230, 3682564), (84460, 1841282), (168920, 920641)]