85066881280

素因数分解:

$2^8\times 5^1\times {\mathrm{66458501}}^1$

素因数の和:66458522

約数の個数: 36

約数和(自身を含む): 203761767132

約数和(自身を除く): 118694885852

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 66458501, 132917002, 265834004, 332292505, 531668008, 664585010, 1063336016, 1329170020, 2126672032, 2658340040, 4253344064, 5316680080, 8506688128, 10633360160, 17013376256, 21266720320, 42533440640, 85066881280]

約数ペア:

[(1, 85066881280), (2, 42533440640), (4, 21266720320), (5, 17013376256), (8, 10633360160), (10, 8506688128), (16, 5316680080), (20, 4253344064), (32, 2658340040), (40, 2126672032), (64, 1329170020), (80, 1063336016), (128, 664585010), (160, 531668008), (256, 332292505), (320, 265834004), (640, 132917002), (1280, 66458501)]