115239160

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{26431}}^1$

素因数の和:26551

約数の個数: 32

約数和(自身を含む): 261676800

約数和(自身を除く): 146437640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 26431, 52862, 105724, 132155, 211448, 264310, 528620, 1057240, 2880979, 5761958, 11523916, 14404895, 23047832, 28809790, 57619580, 115239160]

約数ペア:

[(1, 115239160), (2, 57619580), (4, 28809790), (5, 23047832), (8, 14404895), (10, 11523916), (20, 5761958), (40, 2880979), (109, 1057240), (218, 528620), (436, 264310), (545, 211448), (872, 132155), (1090, 105724), (2180, 52862), (4360, 26431)]