25213210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1$

素因数の和:271

約数の個数: 64

約数和(自身を含む): 53343360

約数和(自身を除く): 28130150

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 97, 110, 139, 170, 187, 194, 278, 374, 485, 695, 935, 970, 1067, 1390, 1529, 1649, 1870, 2134, 2363, 3058, 3298, 4726, 5335, 7645, 8245, 10670, 11815, 13483, 15290, 16490, 18139, 23630, 25993, 26966, 36278, 51986, 67415, 90695, 129965, 134830, 148313, 181390, 229211, 259930, 296626, 458422, 741565, 1146055, 1483130, 2292110, 2521321, 5042642, 12606605, 25213210]

約数ペア:

[(1, 25213210), (2, 12606605), (5, 5042642), (10, 2521321), (11, 2292110), (17, 1483130), (22, 1146055), (34, 741565), (55, 458422), (85, 296626), (97, 259930), (110, 229211), (139, 181390), (170, 148313), (187, 134830), (194, 129965), (278, 90695), (374, 67415), (485, 51986), (695, 36278), (935, 26966), (970, 25993), (1067, 23630), (1390, 18139), (1529, 16490), (1649, 15290), (1870, 13483), (2134, 11815), (2363, 10670), (3058, 8245), (3298, 7645), (4726, 5335)]