81024130

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{3739}}^1$

素因数の和:3954

約数の個数: 32

約数和(自身を含む): 159952320

約数和(自身を除く): 78928190

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 197, 394, 985, 1970, 2167, 3739, 4334, 7478, 10835, 18695, 21670, 37390, 41129, 82258, 205645, 411290, 736583, 1473166, 3682915, 7365830, 8102413, 16204826, 40512065, 81024130]

約数ペア:

[(1, 81024130), (2, 40512065), (5, 16204826), (10, 8102413), (11, 7365830), (22, 3682915), (55, 1473166), (110, 736583), (197, 411290), (394, 205645), (985, 82258), (1970, 41129), (2167, 37390), (3739, 21670), (4334, 18695), (7478, 10835)]