64070440

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{337}}^1$

素因数の和:459

約数の個数: 96

約数和(自身を含む): 169926120

約数和(自身を除く): 105855680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 97, 98, 140, 194, 196, 245, 280, 337, 388, 392, 485, 490, 674, 679, 776, 970, 980, 1348, 1358, 1685, 1940, 1960, 2359, 2696, 2716, 3370, 3395, 3880, 4718, 4753, 5432, 6740, 6790, 9436, 9506, 11795, 13480, 13580, 16513, 18872, 19012, 23590, 23765, 27160, 32689, 33026, 38024, 47180, 47530, 65378, 66052, 82565, 94360, 95060, 130756, 132104, 163445, 165130, 190120, 228823, 261512, 326890, 330260, 457646, 653780, 660520, 915292, 1144115, 1307560, 1601761, 1830584, 2288230, 3203522, 4576460, 6407044, 8008805, 9152920, 12814088, 16017610, 32035220, 64070440]

約数ペア:

[(1, 64070440), (2, 32035220), (4, 16017610), (5, 12814088), (7, 9152920), (8, 8008805), (10, 6407044), (14, 4576460), (20, 3203522), (28, 2288230), (35, 1830584), (40, 1601761), (49, 1307560), (56, 1144115), (70, 915292), (97, 660520), (98, 653780), (140, 457646), (194, 330260), (196, 326890), (245, 261512), (280, 228823), (337, 190120), (388, 165130), (392, 163445), (485, 132104), (490, 130756), (674, 95060), (679, 94360), (776, 82565), (970, 66052), (980, 65378), (1348, 47530), (1358, 47180), (1685, 38024), (1940, 33026), (1960, 32689), (2359, 27160), (2696, 23765), (2716, 23590), (3370, 19012), (3395, 18872), (3880, 16513), (4718, 13580), (4753, 13480), (5432, 11795), (6740, 9506), (6790, 9436)]