210777700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{4241}}^1$

素因数の和:4333

約数の個数: 72

約数和(自身を含む): 530216064

約数和(自身を除く): 319438364

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 71, 100, 140, 142, 175, 284, 350, 355, 497, 700, 710, 994, 1420, 1775, 1988, 2485, 3550, 4241, 4970, 7100, 8482, 9940, 12425, 16964, 21205, 24850, 29687, 42410, 49700, 59374, 84820, 106025, 118748, 148435, 212050, 296870, 301111, 424100, 593740, 602222, 742175, 1204444, 1484350, 1505555, 2107777, 2968700, 3011110, 4215554, 6022220, 7527775, 8431108, 10538885, 15055550, 21077770, 30111100, 42155540, 52694425, 105388850, 210777700]

約数ペア:

[(1, 210777700), (2, 105388850), (4, 52694425), (5, 42155540), (7, 30111100), (10, 21077770), (14, 15055550), (20, 10538885), (25, 8431108), (28, 7527775), (35, 6022220), (50, 4215554), (70, 3011110), (71, 2968700), (100, 2107777), (140, 1505555), (142, 1484350), (175, 1204444), (284, 742175), (350, 602222), (355, 593740), (497, 424100), (700, 301111), (710, 296870), (994, 212050), (1420, 148435), (1775, 118748), (1988, 106025), (2485, 84820), (3550, 59374), (4241, 49700), (4970, 42410), (7100, 29687), (8482, 24850), (9940, 21205), (12425, 16964)]