90947365

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{167}}^1$

素因数の和:381

約数の個数: 32

約数和(自身を含む): 119750400

約数和(自身を除く): 28803035

約数列:

[1, 5, 17, 43, 85, 149, 167, 215, 731, 745, 835, 2533, 2839, 3655, 6407, 7181, 12665, 14195, 24883, 32035, 35905, 108919, 122077, 124415, 423011, 544595, 610385, 1069969, 2115055, 5349845, 18189473, 90947365]

約数ペア:

[(1, 90947365), (5, 18189473), (17, 5349845), (43, 2115055), (85, 1069969), (149, 610385), (167, 544595), (215, 423011), (731, 124415), (745, 122077), (835, 108919), (2533, 35905), (2839, 32035), (3655, 24883), (6407, 14195), (7181, 12665)]