89841280

素因数分解:

$2^7\times 5^1\times {\mathrm{229}}^1\times {\mathrm{613}}^1$

素因数の和:861

約数の個数: 64

約数和(自身を含む): 216066600

約数和(自身を除く): 126225320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 229, 320, 458, 613, 640, 916, 1145, 1226, 1832, 2290, 2452, 3065, 3664, 4580, 4904, 6130, 7328, 9160, 9808, 12260, 14656, 18320, 19616, 24520, 29312, 36640, 39232, 49040, 73280, 78464, 98080, 140377, 146560, 196160, 280754, 392320, 561508, 701885, 1123016, 1403770, 2246032, 2807540, 4492064, 5615080, 8984128, 11230160, 17968256, 22460320, 44920640, 89841280]

約数ペア:

[(1, 89841280), (2, 44920640), (4, 22460320), (5, 17968256), (8, 11230160), (10, 8984128), (16, 5615080), (20, 4492064), (32, 2807540), (40, 2246032), (64, 1403770), (80, 1123016), (128, 701885), (160, 561508), (229, 392320), (320, 280754), (458, 196160), (613, 146560), (640, 140377), (916, 98080), (1145, 78464), (1226, 73280), (1832, 49040), (2290, 39232), (2452, 36640), (3065, 29312), (3664, 24520), (4580, 19616), (4904, 18320), (6130, 14656), (7328, 12260), (9160, 9808)]