81499248

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{18257}}^1$

素因数の和:18302

約数の個数: 60

約数和(自身を含む): 235455168

約数和(自身を除く): 153955920

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 62, 72, 93, 124, 144, 186, 248, 279, 372, 496, 558, 744, 1116, 1488, 2232, 4464, 18257, 36514, 54771, 73028, 109542, 146056, 164313, 219084, 292112, 328626, 438168, 565967, 657252, 876336, 1131934, 1314504, 1697901, 2263868, 2629008, 3395802, 4527736, 5093703, 6791604, 9055472, 10187406, 13583208, 20374812, 27166416, 40749624, 81499248]

約数ペア:

[(1, 81499248), (2, 40749624), (3, 27166416), (4, 20374812), (6, 13583208), (8, 10187406), (9, 9055472), (12, 6791604), (16, 5093703), (18, 4527736), (24, 3395802), (31, 2629008), (36, 2263868), (48, 1697901), (62, 1314504), (72, 1131934), (93, 876336), (124, 657252), (144, 565967), (186, 438168), (248, 328626), (279, 292112), (372, 219084), (496, 164313), (558, 146056), (744, 109542), (1116, 73028), (1488, 54771), (2232, 36514), (4464, 18257)]