64864890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{10151}}^1$

素因数の和:10235

約数の個数: 48

約数和(自身を含む): 171040896

約数和(自身を除く): 106176006

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 71, 90, 142, 213, 355, 426, 639, 710, 1065, 1278, 2130, 3195, 6390, 10151, 20302, 30453, 50755, 60906, 91359, 101510, 152265, 182718, 304530, 456795, 720721, 913590, 1441442, 2162163, 3603605, 4324326, 6486489, 7207210, 10810815, 12972978, 21621630, 32432445, 64864890]

約数ペア:

[(1, 64864890), (2, 32432445), (3, 21621630), (5, 12972978), (6, 10810815), (9, 7207210), (10, 6486489), (15, 4324326), (18, 3603605), (30, 2162163), (45, 1441442), (71, 913590), (90, 720721), (142, 456795), (213, 304530), (355, 182718), (426, 152265), (639, 101510), (710, 91359), (1065, 60906), (1278, 50755), (2130, 30453), (3195, 20302), (6390, 10151)]