64862080

素因数分解:

$2^7\times 5^1\times {\mathrm{101347}}^1$

素因数の和:101366

約数の個数: 32

約数和(自身を含む): 155062440

約数和(自身を除く): 90200360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 101347, 202694, 405388, 506735, 810776, 1013470, 1621552, 2026940, 3243104, 4053880, 6486208, 8107760, 12972416, 16215520, 32431040, 64862080]

約数ペア:

[(1, 64862080), (2, 32431040), (4, 16215520), (5, 12972416), (8, 8107760), (10, 6486208), (16, 4053880), (20, 3243104), (32, 2026940), (40, 1621552), (64, 1013470), (80, 810776), (128, 506735), (160, 405388), (320, 202694), (640, 101347)]