25605536

素因数分解:

$2^5\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{389}}^1$

素因数の和:438

約数の個数: 72

約数和(自身を含む): 58820580

約数和(自身を除く): 33215044

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 32, 34, 44, 68, 88, 121, 136, 176, 187, 242, 272, 352, 374, 389, 484, 544, 748, 778, 968, 1496, 1556, 1936, 2057, 2992, 3112, 3872, 4114, 4279, 5984, 6224, 6613, 8228, 8558, 12448, 13226, 16456, 17116, 26452, 32912, 34232, 47069, 52904, 65824, 68464, 72743, 94138, 105808, 136928, 145486, 188276, 211616, 290972, 376552, 581944, 753104, 800173, 1163888, 1506208, 1600346, 2327776, 3200692, 6401384, 12802768, 25605536]

約数ペア:

[(1, 25605536), (2, 12802768), (4, 6401384), (8, 3200692), (11, 2327776), (16, 1600346), (17, 1506208), (22, 1163888), (32, 800173), (34, 753104), (44, 581944), (68, 376552), (88, 290972), (121, 211616), (136, 188276), (176, 145486), (187, 136928), (242, 105808), (272, 94138), (352, 72743), (374, 68464), (389, 65824), (484, 52904), (544, 47069), (748, 34232), (778, 32912), (968, 26452), (1496, 17116), (1556, 16456), (1936, 13226), (2057, 12448), (2992, 8558), (3112, 8228), (3872, 6613), (4114, 6224), (4279, 5984)]