64102520

素因数分解:

$2^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{10613}}^1$

素因数の和:10775

約数の個数: 32

約数和(自身を含む): 145199520

約数和(自身を除く): 81097000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 151, 302, 604, 755, 1208, 1510, 3020, 6040, 10613, 21226, 42452, 53065, 84904, 106130, 212260, 424520, 1602563, 3205126, 6410252, 8012815, 12820504, 16025630, 32051260, 64102520]

約数ペア:

[(1, 64102520), (2, 32051260), (4, 16025630), (5, 12820504), (8, 8012815), (10, 6410252), (20, 3205126), (40, 1602563), (151, 424520), (302, 212260), (604, 106130), (755, 84904), (1208, 53065), (1510, 42452), (3020, 21226), (6040, 10613)]