64604342960

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{7995587}}^1$

素因数の和:7995701

約数の個数: 40

約数和(自身を含む): 151692295536

約数和(自身を除く): 87087952576

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 404, 505, 808, 1010, 1616, 2020, 4040, 8080, 7995587, 15991174, 31982348, 39977935, 63964696, 79955870, 127929392, 159911740, 319823480, 639646960, 807554287, 1615108574, 3230217148, 4037771435, 6460434296, 8075542870, 12920868592, 16151085740, 32302171480, 64604342960]

約数ペア:

[(1, 64604342960), (2, 32302171480), (4, 16151085740), (5, 12920868592), (8, 8075542870), (10, 6460434296), (16, 4037771435), (20, 3230217148), (40, 1615108574), (80, 807554287), (101, 639646960), (202, 319823480), (404, 159911740), (505, 127929392), (808, 79955870), (1010, 63964696), (1616, 39977935), (2020, 31982348), (4040, 15991174), (8080, 7995587)]