201996850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{1307}}^1$

素因数の和:1611

約数の個数: 48

約数和(自身を含む): 411643296

約数和(自身を除く): 209646446

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 281, 550, 562, 1307, 1405, 2614, 2810, 3091, 6182, 6535, 7025, 13070, 14050, 14377, 15455, 28754, 30910, 32675, 65350, 71885, 77275, 143770, 154550, 359425, 367267, 718850, 734534, 1836335, 3672670, 4039937, 8079874, 9181675, 18363350, 20199685, 40399370, 100998425, 201996850]

約数ペア:

[(1, 201996850), (2, 100998425), (5, 40399370), (10, 20199685), (11, 18363350), (22, 9181675), (25, 8079874), (50, 4039937), (55, 3672670), (110, 1836335), (275, 734534), (281, 718850), (550, 367267), (562, 359425), (1307, 154550), (1405, 143770), (2614, 77275), (2810, 71885), (3091, 65350), (6182, 32675), (6535, 30910), (7025, 28754), (13070, 15455), (14050, 14377)]