81207552

素因数分解:

$2^8\times 3^1\times {\mathrm{41}}^1\times {\mathrm{2579}}^1$

素因数の和:2639

約数の個数: 72

約数和(自身を含む): 221487840

約数和(自身を除く): 140280288

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 41, 48, 64, 82, 96, 123, 128, 164, 192, 246, 256, 328, 384, 492, 656, 768, 984, 1312, 1968, 2579, 2624, 3936, 5158, 5248, 7737, 7872, 10316, 10496, 15474, 15744, 20632, 30948, 31488, 41264, 61896, 82528, 105739, 123792, 165056, 211478, 247584, 317217, 330112, 422956, 495168, 634434, 660224, 845912, 990336, 1268868, 1691824, 1980672, 2537736, 3383648, 5075472, 6767296, 10150944, 13534592, 20301888, 27069184, 40603776, 81207552]

約数ペア:

[(1, 81207552), (2, 40603776), (3, 27069184), (4, 20301888), (6, 13534592), (8, 10150944), (12, 6767296), (16, 5075472), (24, 3383648), (32, 2537736), (41, 1980672), (48, 1691824), (64, 1268868), (82, 990336), (96, 845912), (123, 660224), (128, 634434), (164, 495168), (192, 422956), (246, 330112), (256, 317217), (328, 247584), (384, 211478), (492, 165056), (656, 123792), (768, 105739), (984, 82528), (1312, 61896), (1968, 41264), (2579, 31488), (2624, 30948), (3936, 20632), (5158, 15744), (5248, 15474), (7737, 10496), (7872, 10316)]