25743464

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{743}}^1$

素因数の和:881

約数の個数: 32

約数和(自身を含む): 49818240

約数和(自身を除く): 24074776

約数列:

[1, 2, 4, 8, 61, 71, 122, 142, 244, 284, 488, 568, 743, 1486, 2972, 4331, 5944, 8662, 17324, 34648, 45323, 52753, 90646, 105506, 181292, 211012, 362584, 422024, 3217933, 6435866, 12871732, 25743464]

約数ペア:

[(1, 25743464), (2, 12871732), (4, 6435866), (8, 3217933), (61, 422024), (71, 362584), (122, 211012), (142, 181292), (244, 105506), (284, 90646), (488, 52753), (568, 45323), (743, 34648), (1486, 17324), (2972, 8662), (4331, 5944)]