285685280

素因数分解:

$2^5\times 5^1\times {\mathrm{173}}^1\times {\mathrm{10321}}^1$

素因数の和:10509

約数の個数: 48

約数和(自身を含む): 678898584

約数和(自身を除く): 393213304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 173, 346, 692, 865, 1384, 1730, 2768, 3460, 5536, 6920, 10321, 13840, 20642, 27680, 41284, 51605, 82568, 103210, 165136, 206420, 330272, 412840, 825680, 1651360, 1785533, 3571066, 7142132, 8927665, 14284264, 17855330, 28568528, 35710660, 57137056, 71421320, 142842640, 285685280]

約数ペア:

[(1, 285685280), (2, 142842640), (4, 71421320), (5, 57137056), (8, 35710660), (10, 28568528), (16, 17855330), (20, 14284264), (32, 8927665), (40, 7142132), (80, 3571066), (160, 1785533), (173, 1651360), (346, 825680), (692, 412840), (865, 330272), (1384, 206420), (1730, 165136), (2768, 103210), (3460, 82568), (5536, 51605), (6920, 41284), (10321, 27680), (13840, 20642)]