90778844

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{997}}^1$

素因数の和:1134

約数の個数: 48

約数和(自身を含む): 183089088

約数和(自身を除く): 92310244

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 103, 206, 221, 412, 442, 884, 997, 1339, 1751, 1994, 2678, 3502, 3988, 5356, 7004, 12961, 16949, 22763, 25922, 33898, 45526, 51844, 67796, 91052, 102691, 205382, 220337, 410764, 440674, 881348, 1334983, 1745747, 2669966, 3491494, 5339932, 6982988, 22694711, 45389422, 90778844]

約数ペア:

[(1, 90778844), (2, 45389422), (4, 22694711), (13, 6982988), (17, 5339932), (26, 3491494), (34, 2669966), (52, 1745747), (68, 1334983), (103, 881348), (206, 440674), (221, 410764), (412, 220337), (442, 205382), (884, 102691), (997, 91052), (1339, 67796), (1751, 51844), (1994, 45526), (2678, 33898), (3502, 25922), (3988, 22763), (5356, 16949), (7004, 12961)]