200620216

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{271}}^1$

素因数の和:416

約数の個数: 64

約数和(自身を含む): 403724160

約数和(自身を除く): 203103944

約数列:

[1, 2, 4, 8, 37, 41, 61, 74, 82, 122, 148, 164, 244, 271, 296, 328, 488, 542, 1084, 1517, 2168, 2257, 2501, 3034, 4514, 5002, 6068, 9028, 10004, 10027, 11111, 12136, 16531, 18056, 20008, 20054, 22222, 33062, 40108, 44444, 66124, 80216, 88888, 92537, 132248, 185074, 370148, 411107, 611647, 677771, 740296, 822214, 1223294, 1355542, 1644428, 2446588, 2711084, 3288856, 4893176, 5422168, 25077527, 50155054, 100310108, 200620216]

約数ペア:

[(1, 200620216), (2, 100310108), (4, 50155054), (8, 25077527), (37, 5422168), (41, 4893176), (61, 3288856), (74, 2711084), (82, 2446588), (122, 1644428), (148, 1355542), (164, 1223294), (244, 822214), (271, 740296), (296, 677771), (328, 611647), (488, 411107), (542, 370148), (1084, 185074), (1517, 132248), (2168, 92537), (2257, 88888), (2501, 80216), (3034, 66124), (4514, 44444), (5002, 40108), (6068, 33062), (9028, 22222), (10004, 20054), (10027, 20008), (11111, 18056), (12136, 16531)]