91245160

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{16411}}^1$

素因数の和:16561

約数の個数: 32

約数和(自身を含む): 206791200

約数和(自身を除く): 115546040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2780, 5560, 16411, 32822, 65644, 82055, 131288, 164110, 328220, 656440, 2281129, 4562258, 9124516, 11405645, 18249032, 22811290, 45622580, 91245160]

約数ペア:

[(1, 91245160), (2, 45622580), (4, 22811290), (5, 18249032), (8, 11405645), (10, 9124516), (20, 4562258), (40, 2281129), (139, 656440), (278, 328220), (556, 164110), (695, 131288), (1112, 82055), (1390, 65644), (2780, 32822), (5560, 16411)]