204868235

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{821}}^1$

素因数の和:1199

約数の個数: 32

約数和(自身を含む): 290001600

約数和(自身を除く): 85133365

約数列:

[1, 5, 11, 13, 55, 65, 143, 349, 715, 821, 1745, 3839, 4105, 4537, 9031, 10673, 19195, 22685, 45155, 49907, 53365, 117403, 249535, 286529, 587015, 1432645, 3151819, 3724877, 15759095, 18624385, 40973647, 204868235]

約数ペア:

[(1, 204868235), (5, 40973647), (11, 18624385), (13, 15759095), (55, 3724877), (65, 3151819), (143, 1432645), (349, 587015), (715, 286529), (821, 249535), (1745, 117403), (3839, 53365), (4105, 49907), (4537, 45155), (9031, 22685), (10673, 19195)]