204865670

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{337}}^1$

素因数の和:465

約数の個数: 64

約数和(自身を含む): 399499776

約数和(自身を除く): 194634106

約数列:

[1, 2, 5, 10, 31, 37, 53, 62, 74, 106, 155, 185, 265, 310, 337, 370, 530, 674, 1147, 1643, 1685, 1961, 2294, 3286, 3370, 3922, 5735, 8215, 9805, 10447, 11470, 12469, 16430, 17861, 19610, 20894, 24938, 35722, 52235, 60791, 62345, 89305, 104470, 121582, 124690, 178610, 303955, 386539, 553691, 607910, 660857, 773078, 1107382, 1321714, 1932695, 2768455, 3304285, 3865390, 5536910, 6608570, 20486567, 40973134, 102432835, 204865670]

約数ペア:

[(1, 204865670), (2, 102432835), (5, 40973134), (10, 20486567), (31, 6608570), (37, 5536910), (53, 3865390), (62, 3304285), (74, 2768455), (106, 1932695), (155, 1321714), (185, 1107382), (265, 773078), (310, 660857), (337, 607910), (370, 553691), (530, 386539), (674, 303955), (1147, 178610), (1643, 124690), (1685, 121582), (1961, 104470), (2294, 89305), (3286, 62345), (3370, 60791), (3922, 52235), (5735, 35722), (8215, 24938), (9805, 20894), (10447, 19610), (11470, 17861), (12469, 16430)]