64842400

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{11579}}^1$

素因数の和:11606

約数の個数: 72

約数和(自身を含む): 180925920

約数和(自身を除く): 116083520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 112, 140, 160, 175, 200, 224, 280, 350, 400, 560, 700, 800, 1120, 1400, 2800, 5600, 11579, 23158, 46316, 57895, 81053, 92632, 115790, 162106, 185264, 231580, 289475, 324212, 370528, 405265, 463160, 578950, 648424, 810530, 926320, 1157900, 1296848, 1621060, 1852640, 2026325, 2315800, 2593696, 3242120, 4052650, 4631600, 6484240, 8105300, 9263200, 12968480, 16210600, 32421200, 64842400]

約数ペア:

[(1, 64842400), (2, 32421200), (4, 16210600), (5, 12968480), (7, 9263200), (8, 8105300), (10, 6484240), (14, 4631600), (16, 4052650), (20, 3242120), (25, 2593696), (28, 2315800), (32, 2026325), (35, 1852640), (40, 1621060), (50, 1296848), (56, 1157900), (70, 926320), (80, 810530), (100, 648424), (112, 578950), (140, 463160), (160, 405265), (175, 370528), (200, 324212), (224, 289475), (280, 231580), (350, 185264), (400, 162106), (560, 115790), (700, 92632), (800, 81053), (1120, 57895), (1400, 46316), (2800, 23158), (5600, 11579)]