81954488

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{571}}^1$

素因数の和:828

約数の個数: 64

約数和(自身を含む): 192741120

約数和(自身を除く): 110786632

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 233, 308, 466, 571, 616, 932, 1142, 1631, 1864, 2284, 2563, 3262, 3997, 4568, 5126, 6281, 6524, 7994, 10252, 12562, 13048, 15988, 17941, 20504, 25124, 31976, 35882, 43967, 50248, 71764, 87934, 133043, 143528, 175868, 266086, 351736, 532172, 931301, 1064344, 1463473, 1862602, 2926946, 3725204, 5853892, 7450408, 10244311, 11707784, 20488622, 40977244, 81954488]

約数ペア:

[(1, 81954488), (2, 40977244), (4, 20488622), (7, 11707784), (8, 10244311), (11, 7450408), (14, 5853892), (22, 3725204), (28, 2926946), (44, 1862602), (56, 1463473), (77, 1064344), (88, 931301), (154, 532172), (233, 351736), (308, 266086), (466, 175868), (571, 143528), (616, 133043), (932, 87934), (1142, 71764), (1631, 50248), (1864, 43967), (2284, 35882), (2563, 31976), (3262, 25124), (3997, 20504), (4568, 17941), (5126, 15988), (6281, 13048), (6524, 12562), (7994, 10252)]