81985392

素因数分解:

$2^4\times 3^3\times {\mathrm{173}}^1\times {\mathrm{1097}}^1$

素因数の和:1287

約数の個数: 80

約数和(自身を含む): 236904480

約数和(自身を除く): 154919088

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 173, 216, 346, 432, 519, 692, 1038, 1097, 1384, 1557, 2076, 2194, 2768, 3114, 3291, 4152, 4388, 4671, 6228, 6582, 8304, 8776, 9342, 9873, 12456, 13164, 17552, 18684, 19746, 24912, 26328, 29619, 37368, 39492, 52656, 59238, 74736, 78984, 118476, 157968, 189781, 236952, 379562, 473904, 569343, 759124, 1138686, 1518248, 1708029, 2277372, 3036496, 3416058, 4554744, 5124087, 6832116, 9109488, 10248174, 13664232, 20496348, 27328464, 40992696, 81985392]

約数ペア:

[(1, 81985392), (2, 40992696), (3, 27328464), (4, 20496348), (6, 13664232), (8, 10248174), (9, 9109488), (12, 6832116), (16, 5124087), (18, 4554744), (24, 3416058), (27, 3036496), (36, 2277372), (48, 1708029), (54, 1518248), (72, 1138686), (108, 759124), (144, 569343), (173, 473904), (216, 379562), (346, 236952), (432, 189781), (519, 157968), (692, 118476), (1038, 78984), (1097, 74736), (1384, 59238), (1557, 52656), (2076, 39492), (2194, 37368), (2768, 29619), (3114, 26328), (3291, 24912), (4152, 19746), (4388, 18684), (4671, 17552), (6228, 13164), (6582, 12456), (8304, 9873), (8776, 9342)]