81023832

素因数分解:

$2^3\times 3^2\times {\mathrm{31}}^2\times {\mathrm{1171}}^1$

素因数の和:1245

約数の個数: 72

約数和(自身を含む): 226940220

約数和(自身を除く): 145916388

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 31, 36, 62, 72, 93, 124, 186, 248, 279, 372, 558, 744, 961, 1116, 1171, 1922, 2232, 2342, 2883, 3513, 3844, 4684, 5766, 7026, 7688, 8649, 9368, 10539, 11532, 14052, 17298, 21078, 23064, 28104, 34596, 36301, 42156, 69192, 72602, 84312, 108903, 145204, 217806, 290408, 326709, 435612, 653418, 871224, 1125331, 1306836, 2250662, 2613672, 3375993, 4501324, 6751986, 9002648, 10127979, 13503972, 20255958, 27007944, 40511916, 81023832]

約数ペア:

[(1, 81023832), (2, 40511916), (3, 27007944), (4, 20255958), (6, 13503972), (8, 10127979), (9, 9002648), (12, 6751986), (18, 4501324), (24, 3375993), (31, 2613672), (36, 2250662), (62, 1306836), (72, 1125331), (93, 871224), (124, 653418), (186, 435612), (248, 326709), (279, 290408), (372, 217806), (558, 145204), (744, 108903), (961, 84312), (1116, 72602), (1171, 69192), (1922, 42156), (2232, 36301), (2342, 34596), (2883, 28104), (3513, 23064), (3844, 21078), (4684, 17298), (5766, 14052), (7026, 11532), (7688, 10539), (8649, 9368)]