90751648

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{97}}^1\times {\mathrm{173}}^1$

素因数の和:306

約数の個数: 72

約数和(自身を含む): 196592508

約数和(自身を除く): 105840860

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 97, 104, 169, 173, 194, 208, 338, 346, 388, 416, 676, 692, 776, 1261, 1352, 1384, 1552, 2249, 2522, 2704, 2768, 3104, 4498, 5044, 5408, 5536, 8996, 10088, 16393, 16781, 17992, 20176, 29237, 32786, 33562, 35984, 40352, 58474, 65572, 67124, 71968, 116948, 131144, 134248, 218153, 233896, 262288, 268496, 436306, 467792, 524576, 536992, 872612, 935584, 1745224, 2835989, 3490448, 5671978, 6980896, 11343956, 22687912, 45375824, 90751648]

約数ペア:

[(1, 90751648), (2, 45375824), (4, 22687912), (8, 11343956), (13, 6980896), (16, 5671978), (26, 3490448), (32, 2835989), (52, 1745224), (97, 935584), (104, 872612), (169, 536992), (173, 524576), (194, 467792), (208, 436306), (338, 268496), (346, 262288), (388, 233896), (416, 218153), (676, 134248), (692, 131144), (776, 116948), (1261, 71968), (1352, 67124), (1384, 65572), (1552, 58474), (2249, 40352), (2522, 35984), (2704, 33562), (2768, 32786), (3104, 29237), (4498, 20176), (5044, 17992), (5408, 16781), (5536, 16393), (8996, 10088)]