25654850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1361}}^1$

素因数の和:1415

約数の個数: 48

約数和(自身を含む): 53199720

約数和(自身を除く): 27544870

約数列:

[1, 2, 5, 10, 13, 25, 26, 29, 50, 58, 65, 130, 145, 290, 325, 377, 650, 725, 754, 1361, 1450, 1885, 2722, 3770, 6805, 9425, 13610, 17693, 18850, 34025, 35386, 39469, 68050, 78938, 88465, 176930, 197345, 394690, 442325, 513097, 884650, 986725, 1026194, 1973450, 2565485, 5130970, 12827425, 25654850]

約数ペア:

[(1, 25654850), (2, 12827425), (5, 5130970), (10, 2565485), (13, 1973450), (25, 1026194), (26, 986725), (29, 884650), (50, 513097), (58, 442325), (65, 394690), (130, 197345), (145, 176930), (290, 88465), (325, 78938), (377, 68050), (650, 39469), (725, 35386), (754, 34025), (1361, 18850), (1450, 17693), (1885, 13610), (2722, 9425), (3770, 6805)]