28890496

素因数分解:

$2^7\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1$

素因数の和:267

約数の個数: 64

約数和(自身を含む): 61261200

約数和(自身を除く): 32370704

約数列:

[1, 2, 4, 8, 16, 29, 32, 43, 58, 64, 86, 116, 128, 172, 181, 232, 344, 362, 464, 688, 724, 928, 1247, 1376, 1448, 1856, 2494, 2752, 2896, 3712, 4988, 5249, 5504, 5792, 7783, 9976, 10498, 11584, 15566, 19952, 20996, 23168, 31132, 39904, 41992, 62264, 79808, 83984, 124528, 159616, 167968, 225707, 249056, 335936, 451414, 498112, 671872, 902828, 996224, 1805656, 3611312, 7222624, 14445248, 28890496]

約数ペア:

[(1, 28890496), (2, 14445248), (4, 7222624), (8, 3611312), (16, 1805656), (29, 996224), (32, 902828), (43, 671872), (58, 498112), (64, 451414), (86, 335936), (116, 249056), (128, 225707), (172, 167968), (181, 159616), (232, 124528), (344, 83984), (362, 79808), (464, 62264), (688, 41992), (724, 39904), (928, 31132), (1247, 23168), (1376, 20996), (1448, 19952), (1856, 15566), (2494, 11584), (2752, 10498), (2896, 9976), (3712, 7783), (4988, 5792), (5249, 5504)]