90265850

素因数分解:

$2^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{541}}^1$

素因数の和:671

約数の個数: 48

約数和(自身を含む): 174203136

約数和(自身を除く): 83937286

約数列:

[1, 2, 5, 10, 25, 47, 50, 71, 94, 142, 235, 355, 470, 541, 710, 1082, 1175, 1775, 2350, 2705, 3337, 3550, 5410, 6674, 13525, 16685, 25427, 27050, 33370, 38411, 50854, 76822, 83425, 127135, 166850, 192055, 254270, 384110, 635675, 960275, 1271350, 1805317, 1920550, 3610634, 9026585, 18053170, 45132925, 90265850]

約数ペア:

[(1, 90265850), (2, 45132925), (5, 18053170), (10, 9026585), (25, 3610634), (47, 1920550), (50, 1805317), (71, 1271350), (94, 960275), (142, 635675), (235, 384110), (355, 254270), (470, 192055), (541, 166850), (710, 127135), (1082, 83425), (1175, 76822), (1775, 50854), (2350, 38411), (2705, 33370), (3337, 27050), (3550, 25427), (5410, 16685), (6674, 13525)]