2028266682625

素因数分解:

$5^3\times {\mathrm{71}}^1\times {\mathrm{27901}}^1\times {\mathrm{8191}}^1$

素因数の和:36178

約数の個数: 32

約数和(自身を含む): 2567334002688

約数和(自身を除く): 539067320063

約数列:

[1, 5, 25, 71, 125, 355, 1775, 8191, 8875, 27901, 40955, 139505, 204775, 581561, 697525, 1023875, 1980971, 2907805, 3487625, 9904855, 14539025, 49524275, 72695125, 228537091, 247621375, 1142685455, 5713427275, 16226133461, 28567136375, 81130667305, 405653336525, 2028266682625]

約数ペア:

[(1, 2028266682625), (5, 405653336525), (25, 81130667305), (71, 28567136375), (125, 16226133461), (355, 5713427275), (1775, 1142685455), (8191, 247621375), (8875, 228537091), (27901, 72695125), (40955, 49524275), (139505, 14539025), (204775, 9904855), (581561, 3487625), (697525, 2907805), (1023875, 1980971)]