56554007480

素因数分解:

$2^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{191}}^1\times {\mathrm{40897}}^1$

素因数の和:41280

約数の個数: 64

約数和(自身を含む): 128622574080

約数和(自身を除く): 72068566600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 181, 191, 362, 382, 724, 764, 905, 955, 1448, 1528, 1810, 1910, 3620, 3820, 7240, 7640, 34571, 40897, 69142, 81794, 138284, 163588, 172855, 204485, 276568, 327176, 345710, 408970, 691420, 817940, 1382840, 1635880, 7402357, 7811327, 14804714, 15622654, 29609428, 31245308, 37011785, 39056635, 59218856, 62490616, 74023570, 78113270, 148047140, 156226540, 296094280, 312453080, 1413850187, 2827700374, 5655400748, 7069250935, 11310801496, 14138501870, 28277003740, 56554007480]

約数ペア:

[(1, 56554007480), (2, 28277003740), (4, 14138501870), (5, 11310801496), (8, 7069250935), (10, 5655400748), (20, 2827700374), (40, 1413850187), (181, 312453080), (191, 296094280), (362, 156226540), (382, 148047140), (724, 78113270), (764, 74023570), (905, 62490616), (955, 59218856), (1448, 39056635), (1528, 37011785), (1810, 31245308), (1910, 29609428), (3620, 15622654), (3820, 14804714), (7240, 7811327), (7640, 7402357), (34571, 1635880), (40897, 1382840), (69142, 817940), (81794, 691420), (138284, 408970), (163588, 345710), (172855, 327176), (204485, 276568)]