25431264

素因数分解:

$2^5\times 3^2\times {\mathrm{227}}^1\times {\mathrm{389}}^1$

素因数の和:632

約数の個数: 72

約数和(自身を含む): 72825480

約数和(自身を除く): 47394216

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 227, 288, 389, 454, 681, 778, 908, 1167, 1362, 1556, 1816, 2043, 2334, 2724, 3112, 3501, 3632, 4086, 4668, 5448, 6224, 7002, 7264, 8172, 9336, 10896, 12448, 14004, 16344, 18672, 21792, 28008, 32688, 37344, 56016, 65376, 88303, 112032, 176606, 264909, 353212, 529818, 706424, 794727, 1059636, 1412848, 1589454, 2119272, 2825696, 3178908, 4238544, 6357816, 8477088, 12715632, 25431264]

約数ペア:

[(1, 25431264), (2, 12715632), (3, 8477088), (4, 6357816), (6, 4238544), (8, 3178908), (9, 2825696), (12, 2119272), (16, 1589454), (18, 1412848), (24, 1059636), (32, 794727), (36, 706424), (48, 529818), (72, 353212), (96, 264909), (144, 176606), (227, 112032), (288, 88303), (389, 65376), (454, 56016), (681, 37344), (778, 32688), (908, 28008), (1167, 21792), (1362, 18672), (1556, 16344), (1816, 14004), (2043, 12448), (2334, 10896), (2724, 9336), (3112, 8172), (3501, 7264), (3632, 7002), (4086, 6224), (4668, 5448)]