25328065

素因数分解:

$5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{173}}^1$

素因数の和:321

約数の個数: 32

約数和(自身を含む): 36080640

約数和(自身を除く): 10752575

約数列:

[1, 5, 7, 35, 47, 89, 173, 235, 329, 445, 623, 865, 1211, 1645, 3115, 4183, 6055, 8131, 15397, 20915, 29281, 40655, 56917, 76985, 107779, 146405, 284585, 538895, 723659, 3618295, 5065613, 25328065]

約数ペア:

[(1, 25328065), (5, 5065613), (7, 3618295), (35, 723659), (47, 538895), (89, 284585), (173, 146405), (235, 107779), (329, 76985), (445, 56917), (623, 40655), (865, 29281), (1211, 20915), (1645, 15397), (3115, 8131), (4183, 6055)]