68417195

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1$

素因数の和:288

約数の個数: 64

約数和(自身を含む): 110592000

約数和(自身を除く): 42174805

約数列:

[1, 5, 7, 11, 19, 35, 47, 55, 77, 95, 133, 199, 209, 235, 329, 385, 517, 665, 893, 995, 1045, 1393, 1463, 1645, 2189, 2585, 3619, 3781, 4465, 6251, 6965, 7315, 9353, 9823, 10945, 15323, 18095, 18905, 26467, 31255, 41591, 46765, 49115, 65471, 68761, 76615, 102883, 132335, 177707, 207955, 291137, 327355, 343805, 514415, 720181, 888535, 1243949, 1455685, 1954777, 3600905, 6219745, 9773885, 13683439, 68417195]

約数ペア:

[(1, 68417195), (5, 13683439), (7, 9773885), (11, 6219745), (19, 3600905), (35, 1954777), (47, 1455685), (55, 1243949), (77, 888535), (95, 720181), (133, 514415), (199, 343805), (209, 327355), (235, 291137), (329, 207955), (385, 177707), (517, 132335), (665, 102883), (893, 76615), (995, 68761), (1045, 65471), (1393, 49115), (1463, 46765), (1645, 41591), (2189, 31255), (2585, 26467), (3619, 18905), (3781, 18095), (4465, 15323), (6251, 10945), (6965, 9823), (7315, 9353)]