99838220

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{971}}^1$

素因数の和:1130

約数の個数: 48

約数和(自身を含む): 216040608

約数和(自身を除く): 116202388

約数列:

[1, 2, 4, 5, 10, 20, 53, 97, 106, 194, 212, 265, 388, 485, 530, 970, 971, 1060, 1940, 1942, 3884, 4855, 5141, 9710, 10282, 19420, 20564, 25705, 51410, 51463, 94187, 102820, 102926, 188374, 205852, 257315, 376748, 470935, 514630, 941870, 1029260, 1883740, 4991911, 9983822, 19967644, 24959555, 49919110, 99838220]

約数ペア:

[(1, 99838220), (2, 49919110), (4, 24959555), (5, 19967644), (10, 9983822), (20, 4991911), (53, 1883740), (97, 1029260), (106, 941870), (194, 514630), (212, 470935), (265, 376748), (388, 257315), (485, 205852), (530, 188374), (970, 102926), (971, 102820), (1060, 94187), (1940, 51463), (1942, 51410), (3884, 25705), (4855, 20564), (5141, 19420), (9710, 10282)]