81598844

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{461}}^1$

素因数の和:638

約数の個数: 48

約数和(自身を含む): 160665120

約数和(自身を除く): 79066276

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 137, 274, 323, 461, 548, 646, 922, 1292, 1844, 2329, 2603, 4658, 5206, 7837, 8759, 9316, 10412, 15674, 17518, 31348, 35036, 44251, 63157, 88502, 126314, 148903, 177004, 252628, 297806, 595612, 1073669, 1199983, 2147338, 2399966, 4294676, 4799932, 20399711, 40799422, 81598844]

約数ペア:

[(1, 81598844), (2, 40799422), (4, 20399711), (17, 4799932), (19, 4294676), (34, 2399966), (38, 2147338), (68, 1199983), (76, 1073669), (137, 595612), (274, 297806), (323, 252628), (461, 177004), (548, 148903), (646, 126314), (922, 88502), (1292, 63157), (1844, 44251), (2329, 35036), (2603, 31348), (4658, 17518), (5206, 15674), (7837, 10412), (8759, 9316)]