64921450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{2879}}^1$

素因数の和:2943

約数の個数: 48

約数和(自身を含む): 134991360

約数和(自身を除く): 70069910

約数列:

[1, 2, 5, 10, 11, 22, 25, 41, 50, 55, 82, 110, 205, 275, 410, 451, 550, 902, 1025, 2050, 2255, 2879, 4510, 5758, 11275, 14395, 22550, 28790, 31669, 63338, 71975, 118039, 143950, 158345, 236078, 316690, 590195, 791725, 1180390, 1298429, 1583450, 2596858, 2950975, 5901950, 6492145, 12984290, 32460725, 64921450]

約数ペア:

[(1, 64921450), (2, 32460725), (5, 12984290), (10, 6492145), (11, 5901950), (22, 2950975), (25, 2596858), (41, 1583450), (50, 1298429), (55, 1180390), (82, 791725), (110, 590195), (205, 316690), (275, 236078), (410, 158345), (451, 143950), (550, 118039), (902, 71975), (1025, 63338), (2050, 31669), (2255, 28790), (2879, 22550), (4510, 14395), (5758, 11275)]