128457056

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1423}}^1$

素因数の和:1484

約数の個数: 96

約数和(自身を含む): 321527808

約数和(自身を除く): 193070752

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 32, 52, 56, 62, 91, 104, 112, 124, 182, 208, 217, 224, 248, 364, 403, 416, 434, 496, 728, 806, 868, 992, 1423, 1456, 1612, 1736, 2821, 2846, 2912, 3224, 3472, 5642, 5692, 6448, 6944, 9961, 11284, 11384, 12896, 18499, 19922, 22568, 22768, 36998, 39844, 44113, 45136, 45536, 73996, 79688, 88226, 90272, 129493, 147992, 159376, 176452, 258986, 295984, 308791, 318752, 352904, 517972, 573469, 591968, 617582, 705808, 1035944, 1146938, 1235164, 1411616, 2071888, 2293876, 2470328, 4014283, 4143776, 4587752, 4940656, 8028566, 9175504, 9881312, 16057132, 18351008, 32114264, 64228528, 128457056]

約数ペア:

[(1, 128457056), (2, 64228528), (4, 32114264), (7, 18351008), (8, 16057132), (13, 9881312), (14, 9175504), (16, 8028566), (26, 4940656), (28, 4587752), (31, 4143776), (32, 4014283), (52, 2470328), (56, 2293876), (62, 2071888), (91, 1411616), (104, 1235164), (112, 1146938), (124, 1035944), (182, 705808), (208, 617582), (217, 591968), (224, 573469), (248, 517972), (364, 352904), (403, 318752), (416, 308791), (434, 295984), (496, 258986), (728, 176452), (806, 159376), (868, 147992), (992, 129493), (1423, 90272), (1456, 88226), (1612, 79688), (1736, 73996), (2821, 45536), (2846, 45136), (2912, 44113), (3224, 39844), (3472, 36998), (5642, 22768), (5692, 22568), (6448, 19922), (6944, 18499), (9961, 12896), (11284, 11384)]