128649888908

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1\times {\mathrm{87959}}^1$

素因数の和:88274

約数の個数: 48

約数和(自身を含む): 241652859840

約数和(自身を除く): 113002970932

約数列:

[1, 2, 4, 17, 34, 68, 137, 157, 274, 314, 548, 628, 2329, 2669, 4658, 5338, 9316, 10676, 21509, 43018, 86036, 87959, 175918, 351836, 365653, 731306, 1462612, 1495303, 2990606, 5981212, 12050383, 13809563, 24100766, 27619126, 48201532, 55238252, 204856511, 234762571, 409713022, 469525142, 819426044, 939050284, 1891910131, 3783820262, 7567640524, 32162472227, 64324944454, 128649888908]

約数ペア:

[(1, 128649888908), (2, 64324944454), (4, 32162472227), (17, 7567640524), (34, 3783820262), (68, 1891910131), (137, 939050284), (157, 819426044), (274, 469525142), (314, 409713022), (548, 234762571), (628, 204856511), (2329, 55238252), (2669, 48201532), (4658, 27619126), (5338, 24100766), (9316, 13809563), (10676, 12050383), (21509, 5981212), (43018, 2990606), (86036, 1495303), (87959, 1462612), (175918, 731306), (351836, 365653)]