65443669220

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{281}}^1\times {\mathrm{164011}}^1$

素因数の和:164372

約数の個数: 48

約数和(自身を含む): 139864185216

約数和(自身を除く): 74420515996

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 281, 284, 355, 562, 710, 1124, 1405, 1420, 2810, 5620, 19951, 39902, 79804, 99755, 164011, 199510, 328022, 399020, 656044, 820055, 1640110, 3280220, 11644781, 23289562, 46087091, 46579124, 58223905, 92174182, 116447810, 184348364, 230435455, 232895620, 460870910, 921741820, 3272183461, 6544366922, 13088733844, 16360917305, 32721834610, 65443669220]

約数ペア:

[(1, 65443669220), (2, 32721834610), (4, 16360917305), (5, 13088733844), (10, 6544366922), (20, 3272183461), (71, 921741820), (142, 460870910), (281, 232895620), (284, 230435455), (355, 184348364), (562, 116447810), (710, 92174182), (1124, 58223905), (1405, 46579124), (1420, 46087091), (2810, 23289562), (5620, 11644781), (19951, 3280220), (39902, 1640110), (79804, 820055), (99755, 656044), (164011, 399020), (199510, 328022)]