25772656

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{571}}^1$

素因数の和:630

約数の個数: 80

約数和(自身を含む): 63551488

約数和(自身を除く): 37778832

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 52, 56, 62, 91, 104, 112, 124, 182, 208, 217, 248, 364, 403, 434, 496, 571, 728, 806, 868, 1142, 1456, 1612, 1736, 2284, 2821, 3224, 3472, 3997, 4568, 5642, 6448, 7423, 7994, 9136, 11284, 14846, 15988, 17701, 22568, 29692, 31976, 35402, 45136, 51961, 59384, 63952, 70804, 103922, 118768, 123907, 141608, 207844, 230113, 247814, 283216, 415688, 460226, 495628, 831376, 920452, 991256, 1610791, 1840904, 1982512, 3221582, 3681808, 6443164, 12886328, 25772656]

約数ペア:

[(1, 25772656), (2, 12886328), (4, 6443164), (7, 3681808), (8, 3221582), (13, 1982512), (14, 1840904), (16, 1610791), (26, 991256), (28, 920452), (31, 831376), (52, 495628), (56, 460226), (62, 415688), (91, 283216), (104, 247814), (112, 230113), (124, 207844), (182, 141608), (208, 123907), (217, 118768), (248, 103922), (364, 70804), (403, 63952), (434, 59384), (496, 51961), (571, 45136), (728, 35402), (806, 31976), (868, 29692), (1142, 22568), (1456, 17701), (1612, 15988), (1736, 14846), (2284, 11284), (2821, 9136), (3224, 7994), (3472, 7423), (3997, 6448), (4568, 5642)]