25141928

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1$

素因数の和:306

約数の個数: 64

約数和(自身を含む): 56453760

約数和(自身を除く): 31311832

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 53, 56, 86, 106, 172, 197, 212, 301, 344, 371, 394, 424, 602, 742, 788, 1204, 1379, 1484, 1576, 2279, 2408, 2758, 2968, 4558, 5516, 8471, 9116, 10441, 11032, 15953, 16942, 18232, 20882, 31906, 33884, 41764, 59297, 63812, 67768, 73087, 83528, 118594, 127624, 146174, 237188, 292348, 448963, 474376, 584696, 897926, 1795852, 3142741, 3591704, 6285482, 12570964, 25141928]

約数ペア:

[(1, 25141928), (2, 12570964), (4, 6285482), (7, 3591704), (8, 3142741), (14, 1795852), (28, 897926), (43, 584696), (53, 474376), (56, 448963), (86, 292348), (106, 237188), (172, 146174), (197, 127624), (212, 118594), (301, 83528), (344, 73087), (371, 67768), (394, 63812), (424, 59297), (602, 41764), (742, 33884), (788, 31906), (1204, 20882), (1379, 18232), (1484, 16942), (1576, 15953), (2279, 11032), (2408, 10441), (2758, 9116), (2968, 8471), (4558, 5516)]