87690400

素因数分解:

$2^5\times 5^2\times 7^2\times {\mathrm{2237}}^1$

素因数の和:2271

約数の個数: 108

約数和(自身を含む): 249136398

約数和(自身を除く): 161445998

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 160, 175, 196, 200, 224, 245, 280, 350, 392, 400, 490, 560, 700, 784, 800, 980, 1120, 1225, 1400, 1568, 1960, 2237, 2450, 2800, 3920, 4474, 4900, 5600, 7840, 8948, 9800, 11185, 15659, 17896, 19600, 22370, 31318, 35792, 39200, 44740, 55925, 62636, 71584, 78295, 89480, 109613, 111850, 125272, 156590, 178960, 219226, 223700, 250544, 313180, 357920, 391475, 438452, 447400, 501088, 548065, 626360, 782950, 876904, 894800, 1096130, 1252720, 1565900, 1753808, 1789600, 2192260, 2505440, 2740325, 3131800, 3507616, 4384520, 5480650, 6263600, 8769040, 10961300, 12527200, 17538080, 21922600, 43845200, 87690400]

約数ペア:

[(1, 87690400), (2, 43845200), (4, 21922600), (5, 17538080), (7, 12527200), (8, 10961300), (10, 8769040), (14, 6263600), (16, 5480650), (20, 4384520), (25, 3507616), (28, 3131800), (32, 2740325), (35, 2505440), (40, 2192260), (49, 1789600), (50, 1753808), (56, 1565900), (70, 1252720), (80, 1096130), (98, 894800), (100, 876904), (112, 782950), (140, 626360), (160, 548065), (175, 501088), (196, 447400), (200, 438452), (224, 391475), (245, 357920), (280, 313180), (350, 250544), (392, 223700), (400, 219226), (490, 178960), (560, 156590), (700, 125272), (784, 111850), (800, 109613), (980, 89480), (1120, 78295), (1225, 71584), (1400, 62636), (1568, 55925), (1960, 44740), (2237, 39200), (2450, 35792), (2800, 31318), (3920, 22370), (4474, 19600), (4900, 17896), (5600, 15659), (7840, 11185), (8948, 9800)]