80658180

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{49789}}^1$

素因数の和:49810

約数の個数: 60

約数和(自身を含む): 253032780

約数和(自身を除く): 172374600

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 49789, 99578, 149367, 199156, 248945, 298734, 448101, 497890, 597468, 746835, 896202, 995780, 1344303, 1493670, 1792404, 2240505, 2688606, 2987340, 4032909, 4481010, 5377212, 6721515, 8065818, 8962020, 13443030, 16131636, 20164545, 26886060, 40329090, 80658180]

約数ペア:

[(1, 80658180), (2, 40329090), (3, 26886060), (4, 20164545), (5, 16131636), (6, 13443030), (9, 8962020), (10, 8065818), (12, 6721515), (15, 5377212), (18, 4481010), (20, 4032909), (27, 2987340), (30, 2688606), (36, 2240505), (45, 1792404), (54, 1493670), (60, 1344303), (81, 995780), (90, 896202), (108, 746835), (135, 597468), (162, 497890), (180, 448101), (270, 298734), (324, 248945), (405, 199156), (540, 149367), (810, 99578), (1620, 49789)]