1293401900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{17939}}^1$

素因数の和:18063

約数の個数: 72

約数和(自身を含む): 3238959360

約数和(自身を除く): 1945557460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 103, 140, 175, 206, 350, 412, 515, 700, 721, 1030, 1442, 2060, 2575, 2884, 3605, 5150, 7210, 10300, 14420, 17939, 18025, 35878, 36050, 71756, 72100, 89695, 125573, 179390, 251146, 358780, 448475, 502292, 627865, 896950, 1255730, 1793900, 1847717, 2511460, 3139325, 3695434, 6278650, 7390868, 9238585, 12557300, 12934019, 18477170, 25868038, 36954340, 46192925, 51736076, 64670095, 92385850, 129340190, 184771700, 258680380, 323350475, 646700950, 1293401900]

約数ペア:

[(1, 1293401900), (2, 646700950), (4, 323350475), (5, 258680380), (7, 184771700), (10, 129340190), (14, 92385850), (20, 64670095), (25, 51736076), (28, 46192925), (35, 36954340), (50, 25868038), (70, 18477170), (100, 12934019), (103, 12557300), (140, 9238585), (175, 7390868), (206, 6278650), (350, 3695434), (412, 3139325), (515, 2511460), (700, 1847717), (721, 1793900), (1030, 1255730), (1442, 896950), (2060, 627865), (2575, 502292), (2884, 448475), (3605, 358780), (5150, 251146), (7210, 179390), (10300, 125573), (14420, 89695), (17939, 72100), (18025, 71756), (35878, 36050)]