81881664

素因数分解:

$2^6\times 3^1\times {\mathrm{31}}^1\times {\mathrm{13757}}^1$

素因数の和:13803

約数の個数: 56

約数和(自身を含む): 223650048

約数和(自身を除く): 141768384

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 93, 96, 124, 186, 192, 248, 372, 496, 744, 992, 1488, 1984, 2976, 5952, 13757, 27514, 41271, 55028, 82542, 110056, 165084, 220112, 330168, 426467, 440224, 660336, 852934, 880448, 1279401, 1320672, 1705868, 2558802, 2641344, 3411736, 5117604, 6823472, 10235208, 13646944, 20470416, 27293888, 40940832, 81881664]

約数ペア:

[(1, 81881664), (2, 40940832), (3, 27293888), (4, 20470416), (6, 13646944), (8, 10235208), (12, 6823472), (16, 5117604), (24, 3411736), (31, 2641344), (32, 2558802), (48, 1705868), (62, 1320672), (64, 1279401), (93, 880448), (96, 852934), (124, 660336), (186, 440224), (192, 426467), (248, 330168), (372, 220112), (496, 165084), (744, 110056), (992, 82542), (1488, 55028), (1984, 41271), (2976, 27514), (5952, 13757)]