67201280

素因数分解:

$2^8\times 5^1\times {\mathrm{52501}}^1$

素因数の和:52522

約数の個数: 36

約数和(自身を含む): 160971132

約数和(自身を除く): 93769852

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 52501, 105002, 210004, 262505, 420008, 525010, 840016, 1050020, 1680032, 2100040, 3360064, 4200080, 6720128, 8400160, 13440256, 16800320, 33600640, 67201280]

約数ペア:

[(1, 67201280), (2, 33600640), (4, 16800320), (5, 13440256), (8, 8400160), (10, 6720128), (16, 4200080), (20, 3360064), (32, 2100040), (40, 1680032), (64, 1050020), (80, 840016), (128, 525010), (160, 420008), (256, 262505), (320, 210004), (640, 105002), (1280, 52501)]