16528490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:227

約数の個数: 64

約数和(自身を含む): 34836480

約数和(自身を除く): 18307990

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 47, 55, 94, 110, 115, 139, 230, 235, 253, 278, 470, 506, 517, 695, 1034, 1081, 1265, 1390, 1529, 2162, 2530, 2585, 3058, 3197, 5170, 5405, 6394, 6533, 7645, 10810, 11891, 13066, 15290, 15985, 23782, 31970, 32665, 35167, 59455, 65330, 70334, 71863, 118910, 143726, 150259, 175835, 300518, 351670, 359315, 718630, 751295, 1502590, 1652849, 3305698, 8264245, 16528490]

約数ペア:

[(1, 16528490), (2, 8264245), (5, 3305698), (10, 1652849), (11, 1502590), (22, 751295), (23, 718630), (46, 359315), (47, 351670), (55, 300518), (94, 175835), (110, 150259), (115, 143726), (139, 118910), (230, 71863), (235, 70334), (253, 65330), (278, 59455), (470, 35167), (506, 32665), (517, 31970), (695, 23782), (1034, 15985), (1081, 15290), (1265, 13066), (1390, 11891), (1529, 10810), (2162, 7645), (2530, 6533), (2585, 6394), (3058, 5405), (3197, 5170)]