81055008

素因数分解:

$2^5\times 3^2\times {\mathrm{229}}^1\times {\mathrm{1229}}^1$

素因数の和:1474

約数の個数: 72

約数和(自身を含む): 231695100

約数和(自身を除く): 150640092

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 229, 288, 458, 687, 916, 1229, 1374, 1832, 2061, 2458, 2748, 3664, 3687, 4122, 4916, 5496, 7328, 7374, 8244, 9832, 10992, 11061, 14748, 16488, 19664, 21984, 22122, 29496, 32976, 39328, 44244, 58992, 65952, 88488, 117984, 176976, 281441, 353952, 562882, 844323, 1125764, 1688646, 2251528, 2532969, 3377292, 4503056, 5065938, 6754584, 9006112, 10131876, 13509168, 20263752, 27018336, 40527504, 81055008]

約数ペア:

[(1, 81055008), (2, 40527504), (3, 27018336), (4, 20263752), (6, 13509168), (8, 10131876), (9, 9006112), (12, 6754584), (16, 5065938), (18, 4503056), (24, 3377292), (32, 2532969), (36, 2251528), (48, 1688646), (72, 1125764), (96, 844323), (144, 562882), (229, 353952), (288, 281441), (458, 176976), (687, 117984), (916, 88488), (1229, 65952), (1374, 58992), (1832, 44244), (2061, 39328), (2458, 32976), (2748, 29496), (3664, 22122), (3687, 21984), (4122, 19664), (4916, 16488), (5496, 14748), (7328, 11061), (7374, 10992), (8244, 9832)]