198026875

素因数分解:

$5^4\times {\mathrm{67}}^1\times {\mathrm{4729}}^1$

素因数の和:4816

約数の個数: 20

約数和(自身を含む): 251200840

約数和(自身を除く): 53173965

約数列:

[1, 5, 25, 67, 125, 335, 625, 1675, 4729, 8375, 23645, 41875, 118225, 316843, 591125, 1584215, 2955625, 7921075, 39605375, 198026875]

約数ペア:

[(1, 198026875), (5, 39605375), (25, 7921075), (67, 2955625), (125, 1584215), (335, 591125), (625, 316843), (1675, 118225), (4729, 41875), (8375, 23645)]