89459920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{367}}^1$

素因数の和:668

約数の個数: 80

約数和(自身を含む): 228342528

約数和(自身を除く): 138882608

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 277, 367, 440, 554, 734, 880, 1108, 1385, 1468, 1835, 2216, 2770, 2936, 3047, 3670, 4037, 4432, 5540, 5872, 6094, 7340, 8074, 11080, 12188, 14680, 15235, 16148, 20185, 22160, 24376, 29360, 30470, 32296, 40370, 48752, 60940, 64592, 80740, 101659, 121880, 161480, 203318, 243760, 322960, 406636, 508295, 813272, 1016590, 1118249, 1626544, 2033180, 2236498, 4066360, 4472996, 5591245, 8132720, 8945992, 11182490, 17891984, 22364980, 44729960, 89459920]

約数ペア:

[(1, 89459920), (2, 44729960), (4, 22364980), (5, 17891984), (8, 11182490), (10, 8945992), (11, 8132720), (16, 5591245), (20, 4472996), (22, 4066360), (40, 2236498), (44, 2033180), (55, 1626544), (80, 1118249), (88, 1016590), (110, 813272), (176, 508295), (220, 406636), (277, 322960), (367, 243760), (440, 203318), (554, 161480), (734, 121880), (880, 101659), (1108, 80740), (1385, 64592), (1468, 60940), (1835, 48752), (2216, 40370), (2770, 32296), (2936, 30470), (3047, 29360), (3670, 24376), (4037, 22160), (4432, 20185), (5540, 16148), (5872, 15235), (6094, 14680), (7340, 12188), (8074, 11080)]