81331968

素因数分解:

$2^8\times 3^1\times {\mathrm{137}}^1\times {\mathrm{773}}^1$

素因数の和:929

約数の個数: 72

約数和(自身を含む): 218323728

約数和(自身を除く): 136991760

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 137, 192, 256, 274, 384, 411, 548, 768, 773, 822, 1096, 1546, 1644, 2192, 2319, 3092, 3288, 4384, 4638, 6184, 6576, 8768, 9276, 12368, 13152, 17536, 18552, 24736, 26304, 35072, 37104, 49472, 52608, 74208, 98944, 105216, 105901, 148416, 197888, 211802, 296832, 317703, 423604, 593664, 635406, 847208, 1270812, 1694416, 2541624, 3388832, 5083248, 6777664, 10166496, 13555328, 20332992, 27110656, 40665984, 81331968]

約数ペア:

[(1, 81331968), (2, 40665984), (3, 27110656), (4, 20332992), (6, 13555328), (8, 10166496), (12, 6777664), (16, 5083248), (24, 3388832), (32, 2541624), (48, 1694416), (64, 1270812), (96, 847208), (128, 635406), (137, 593664), (192, 423604), (256, 317703), (274, 296832), (384, 211802), (411, 197888), (548, 148416), (768, 105901), (773, 105216), (822, 98944), (1096, 74208), (1546, 52608), (1644, 49472), (2192, 37104), (2319, 35072), (3092, 26304), (3288, 24736), (4384, 18552), (4638, 17536), (6184, 13152), (6576, 12368), (8768, 9276)]