72641855

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{359}}^1$

素因数の和:671

約数の個数: 32

約数和(自身を含む): 103057920

約数和(自身を除く): 30416065

約数列:

[1, 5, 11, 13, 55, 65, 143, 283, 359, 715, 1415, 1795, 3113, 3679, 3949, 4667, 15565, 18395, 19745, 23335, 40469, 51337, 101597, 202345, 256685, 507985, 1117567, 1320761, 5587835, 6603805, 14528371, 72641855]

約数ペア:

[(1, 72641855), (5, 14528371), (11, 6603805), (13, 5587835), (55, 1320761), (65, 1117567), (143, 507985), (283, 256685), (359, 202345), (715, 101597), (1415, 51337), (1795, 40469), (3113, 23335), (3679, 19745), (3949, 18395), (4667, 15565)]