81340992

素因数分解:

$2^6\times 3^2\times {\mathrm{283}}^1\times {\mathrm{499}}^1$

素因数の和:800

約数の個数: 84

約数和(自身を含む): 234442000

約数和(自身を除く): 153101008

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 144, 192, 283, 288, 499, 566, 576, 849, 998, 1132, 1497, 1698, 1996, 2264, 2547, 2994, 3396, 3992, 4491, 4528, 5094, 5988, 6792, 7984, 8982, 9056, 10188, 11976, 13584, 15968, 17964, 18112, 20376, 23952, 27168, 31936, 35928, 40752, 47904, 54336, 71856, 81504, 95808, 141217, 143712, 163008, 282434, 287424, 423651, 564868, 847302, 1129736, 1270953, 1694604, 2259472, 2541906, 3389208, 4518944, 5083812, 6778416, 9037888, 10167624, 13556832, 20335248, 27113664, 40670496, 81340992]

約数ペア:

[(1, 81340992), (2, 40670496), (3, 27113664), (4, 20335248), (6, 13556832), (8, 10167624), (9, 9037888), (12, 6778416), (16, 5083812), (18, 4518944), (24, 3389208), (32, 2541906), (36, 2259472), (48, 1694604), (64, 1270953), (72, 1129736), (96, 847302), (144, 564868), (192, 423651), (283, 287424), (288, 282434), (499, 163008), (566, 143712), (576, 141217), (849, 95808), (998, 81504), (1132, 71856), (1497, 54336), (1698, 47904), (1996, 40752), (2264, 35928), (2547, 31936), (2994, 27168), (3396, 23952), (3992, 20376), (4491, 18112), (4528, 17964), (5094, 15968), (5988, 13584), (6792, 11976), (7984, 10188), (8982, 9056)]