72602480

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{6529}}^1$

素因数の和:6681

約数の個数: 40

約数和(自身を含む): 170041200

約数和(自身を除く): 97438720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1112, 1390, 2224, 2780, 5560, 6529, 11120, 13058, 26116, 32645, 52232, 65290, 104464, 130580, 261160, 522320, 907531, 1815062, 3630124, 4537655, 7260248, 9075310, 14520496, 18150620, 36301240, 72602480]

約数ペア:

[(1, 72602480), (2, 36301240), (4, 18150620), (5, 14520496), (8, 9075310), (10, 7260248), (16, 4537655), (20, 3630124), (40, 1815062), (80, 907531), (139, 522320), (278, 261160), (556, 130580), (695, 104464), (1112, 65290), (1390, 52232), (2224, 32645), (2780, 26116), (5560, 13058), (6529, 11120)]