85167728

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{997}}^1$

素因数の和:1305

約数の個数: 40

約数和(自身を含む): 174490320

約数和(自身を除く): 89322592

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 281, 304, 562, 997, 1124, 1994, 2248, 3988, 4496, 5339, 7976, 10678, 15952, 18943, 21356, 37886, 42712, 75772, 85424, 151544, 280157, 303088, 560314, 1120628, 2241256, 4482512, 5322983, 10645966, 21291932, 42583864, 85167728]

約数ペア:

[(1, 85167728), (2, 42583864), (4, 21291932), (8, 10645966), (16, 5322983), (19, 4482512), (38, 2241256), (76, 1120628), (152, 560314), (281, 303088), (304, 280157), (562, 151544), (997, 85424), (1124, 75772), (1994, 42712), (2248, 37886), (3988, 21356), (4496, 18943), (5339, 15952), (7976, 10678)]