8721170

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^2\times {\mathrm{61}}^1$

素因数の和:143

約数の個数: 48

約数和(自身を含む): 17496648

約数和(自身を除く): 8775478

約数列:

[1, 2, 5, 10, 17, 29, 34, 58, 61, 85, 122, 145, 170, 290, 305, 493, 610, 841, 986, 1037, 1682, 1769, 2074, 2465, 3538, 4205, 4930, 5185, 8410, 8845, 10370, 14297, 17690, 28594, 30073, 51301, 60146, 71485, 102602, 142970, 150365, 256505, 300730, 513010, 872117, 1744234, 4360585, 8721170]

約数ペア:

[(1, 8721170), (2, 4360585), (5, 1744234), (10, 872117), (17, 513010), (29, 300730), (34, 256505), (58, 150365), (61, 142970), (85, 102602), (122, 71485), (145, 60146), (170, 51301), (290, 30073), (305, 28594), (493, 17690), (610, 14297), (841, 10370), (986, 8845), (1037, 8410), (1682, 5185), (1769, 4930), (2074, 4205), (2465, 3538)]