26172760

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{15959}}^1$

素因数の和:16011

約数の個数: 32

約数和(自身を含む): 60328800

約数和(自身を除く): 34156040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 15959, 31918, 63836, 79795, 127672, 159590, 319180, 638360, 654319, 1308638, 2617276, 3271595, 5234552, 6543190, 13086380, 26172760]

約数ペア:

[(1, 26172760), (2, 13086380), (4, 6543190), (5, 5234552), (8, 3271595), (10, 2617276), (20, 1308638), (40, 654319), (41, 638360), (82, 319180), (164, 159590), (205, 127672), (328, 79795), (410, 63836), (820, 31918), (1640, 15959)]