25206844

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{823}}^1$

素因数の和:890

約数の個数: 48

約数和(自身を含む): 51681280

約数和(自身を除く): 26474436

約数列:

[1, 2, 4, 13, 19, 26, 31, 38, 52, 62, 76, 124, 247, 403, 494, 589, 806, 823, 988, 1178, 1612, 1646, 2356, 3292, 7657, 10699, 15314, 15637, 21398, 25513, 30628, 31274, 42796, 51026, 62548, 102052, 203281, 331669, 406562, 484747, 663338, 813124, 969494, 1326676, 1938988, 6301711, 12603422, 25206844]

約数ペア:

[(1, 25206844), (2, 12603422), (4, 6301711), (13, 1938988), (19, 1326676), (26, 969494), (31, 813124), (38, 663338), (52, 484747), (62, 406562), (76, 331669), (124, 203281), (247, 102052), (403, 62548), (494, 51026), (589, 42796), (806, 31274), (823, 30628), (988, 25513), (1178, 21398), (1612, 15637), (1646, 15314), (2356, 10699), (3292, 7657)]