78709125

素因数分解:

$3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{19081}}^1$

素因数の和:19110

約数の個数: 32

約数和(自身を含む): 142886016

約数和(自身を除く): 64176891

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 125, 165, 275, 375, 825, 1375, 4125, 19081, 57243, 95405, 209891, 286215, 477025, 629673, 1049455, 1431075, 2385125, 3148365, 5247275, 7155375, 15741825, 26236375, 78709125]

約数ペア:

[(1, 78709125), (3, 26236375), (5, 15741825), (11, 7155375), (15, 5247275), (25, 3148365), (33, 2385125), (55, 1431075), (75, 1049455), (125, 629673), (165, 477025), (275, 286215), (375, 209891), (825, 95405), (1375, 57243), (4125, 19081)]