243342891875

素因数分解:

$5^4\times {\mathrm{19}}^1\times {\mathrm{419}}^1\times {\mathrm{48907}}^1$

素因数の和:49365

約数の個数: 40

約数和(自身を含む): 320856043200

約数和(自身を除く): 77513151325

約数列:

[1, 5, 19, 25, 95, 125, 419, 475, 625, 2095, 2375, 7961, 10475, 11875, 39805, 48907, 52375, 199025, 244535, 261875, 929233, 995125, 1222675, 4646165, 4975625, 6113375, 20492033, 23230825, 30566875, 102460165, 116154125, 389348627, 512300825, 580770625, 1946743135, 2561504125, 9733715675, 12807520625, 48668578375, 243342891875]

約数ペア:

[(1, 243342891875), (5, 48668578375), (19, 12807520625), (25, 9733715675), (95, 2561504125), (125, 1946743135), (419, 580770625), (475, 512300825), (625, 389348627), (2095, 116154125), (2375, 102460165), (7961, 30566875), (10475, 23230825), (11875, 20492033), (39805, 6113375), (48907, 4975625), (52375, 4646165), (199025, 1222675), (244535, 995125), (261875, 929233)]