331336580

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{3923}}^1$

素因数の和:4076

約数の個数: 48

約数和(自身を含む): 719881344

約数和(自身を除く): 388544764

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 103, 164, 205, 206, 410, 412, 515, 820, 1030, 2060, 3923, 4223, 7846, 8446, 15692, 16892, 19615, 21115, 39230, 42230, 78460, 84460, 160843, 321686, 404069, 643372, 804215, 808138, 1608430, 1616276, 2020345, 3216860, 4040690, 8081380, 16566829, 33133658, 66267316, 82834145, 165668290, 331336580]

約数ペア:

[(1, 331336580), (2, 165668290), (4, 82834145), (5, 66267316), (10, 33133658), (20, 16566829), (41, 8081380), (82, 4040690), (103, 3216860), (164, 2020345), (205, 1616276), (206, 1608430), (410, 808138), (412, 804215), (515, 643372), (820, 404069), (1030, 321686), (2060, 160843), (3923, 84460), (4223, 78460), (7846, 42230), (8446, 39230), (15692, 21115), (16892, 19615)]