65355520

素因数分解:

$2^8\times 5^1\times {\mathrm{51059}}^1$

素因数の和:51080

約数の個数: 36

約数和(自身を含む): 156549960

約数和(自身を除く): 91194440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 51059, 102118, 204236, 255295, 408472, 510590, 816944, 1021180, 1633888, 2042360, 3267776, 4084720, 6535552, 8169440, 13071104, 16338880, 32677760, 65355520]

約数ペア:

[(1, 65355520), (2, 32677760), (4, 16338880), (5, 13071104), (8, 8169440), (10, 6535552), (16, 4084720), (20, 3267776), (32, 2042360), (40, 1633888), (64, 1021180), (80, 816944), (128, 510590), (160, 408472), (256, 255295), (320, 204236), (640, 102118), (1280, 51059)]