66424400

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{3389}}^1$

素因数の和:3421

約数の個数: 90

約数和(自身を含む): 185694030

約数和(自身を除く): 119269630

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 175, 196, 200, 245, 280, 350, 392, 400, 490, 560, 700, 784, 980, 1225, 1400, 1960, 2450, 2800, 3389, 3920, 4900, 6778, 9800, 13556, 16945, 19600, 23723, 27112, 33890, 47446, 54224, 67780, 84725, 94892, 118615, 135560, 166061, 169450, 189784, 237230, 271120, 332122, 338900, 379568, 474460, 593075, 664244, 677800, 830305, 948920, 1186150, 1328488, 1355600, 1660610, 1897840, 2372300, 2656976, 3321220, 4151525, 4744600, 6642440, 8303050, 9489200, 13284880, 16606100, 33212200, 66424400]

約数ペア:

[(1, 66424400), (2, 33212200), (4, 16606100), (5, 13284880), (7, 9489200), (8, 8303050), (10, 6642440), (14, 4744600), (16, 4151525), (20, 3321220), (25, 2656976), (28, 2372300), (35, 1897840), (40, 1660610), (49, 1355600), (50, 1328488), (56, 1186150), (70, 948920), (80, 830305), (98, 677800), (100, 664244), (112, 593075), (140, 474460), (175, 379568), (196, 338900), (200, 332122), (245, 271120), (280, 237230), (350, 189784), (392, 169450), (400, 166061), (490, 135560), (560, 118615), (700, 94892), (784, 84725), (980, 67780), (1225, 54224), (1400, 47446), (1960, 33890), (2450, 27112), (2800, 23723), (3389, 19600), (3920, 16945), (4900, 13556), (6778, 9800)]