77840824

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:280

約数の個数: 64

約数和(自身を含む): 160380000

約数和(自身を除く): 82539176

約数列:

[1, 2, 4, 8, 17, 34, 59, 68, 89, 109, 118, 136, 178, 218, 236, 356, 436, 472, 712, 872, 1003, 1513, 1853, 2006, 3026, 3706, 4012, 5251, 6052, 6431, 7412, 8024, 9701, 10502, 12104, 12862, 14824, 19402, 21004, 25724, 38804, 42008, 51448, 77608, 89267, 109327, 164917, 178534, 218654, 329834, 357068, 437308, 572359, 659668, 714136, 874616, 1144718, 1319336, 2289436, 4578872, 9730103, 19460206, 38920412, 77840824]

約数ペア:

[(1, 77840824), (2, 38920412), (4, 19460206), (8, 9730103), (17, 4578872), (34, 2289436), (59, 1319336), (68, 1144718), (89, 874616), (109, 714136), (118, 659668), (136, 572359), (178, 437308), (218, 357068), (236, 329834), (356, 218654), (436, 178534), (472, 164917), (712, 109327), (872, 89267), (1003, 77608), (1513, 51448), (1853, 42008), (2006, 38804), (3026, 25724), (3706, 21004), (4012, 19402), (5251, 14824), (6052, 12862), (6431, 12104), (7412, 10502), (8024, 9701)]