990872065

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{1549}}^1\times {\mathrm{4127}}^1$

素因数の和:5712

約数の個数: 16

約数和(自身を含む): 1228492800

約数和(自身を除く): 237620735

約数列:

[1, 5, 31, 155, 1549, 4127, 7745, 20635, 48019, 127937, 240095, 639685, 6392723, 31963615, 198174413, 990872065]

約数ペア:

[(1, 990872065), (5, 198174413), (31, 31963615), (155, 6392723), (1549, 639685), (4127, 240095), (7745, 127937), (20635, 48019)]