76881020

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{25799}}^1$

素因数の和:25957

約数の個数: 24

約数和(自身を含む): 162540000

約数和(自身を除く): 85658980

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 25799, 51598, 103196, 128995, 257990, 515980, 3844051, 7688102, 15376204, 19220255, 38440510, 76881020]

約数ペア:

[(1, 76881020), (2, 38440510), (4, 19220255), (5, 15376204), (10, 7688102), (20, 3844051), (149, 515980), (298, 257990), (596, 128995), (745, 103196), (1490, 51598), (2980, 25799)]