291207353870

素因数分解:

$2^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{167}}^1\times {\mathrm{541}}^1\times {\mathrm{2053}}^1$

素因数の和:2925

約数の個数: 64

約数和(自身を含む): 531910544256

約数和(自身を除く): 240703190386

約数列:

[1, 2, 5, 10, 157, 167, 314, 334, 541, 785, 835, 1082, 1570, 1670, 2053, 2705, 4106, 5410, 10265, 20530, 26219, 52438, 84937, 90347, 131095, 169874, 180694, 262190, 322321, 342851, 424685, 451735, 644642, 685702, 849370, 903470, 1110673, 1611605, 1714255, 2221346, 3223210, 3428510, 5553365, 11106730, 14184479, 28368958, 53827607, 70922395, 107655214, 141844790, 174375661, 185482391, 269138035, 348751322, 370964782, 538276070, 871878305, 927411955, 1743756610, 1854823910, 29120735387, 58241470774, 145603676935, 291207353870]

約数ペア:

[(1, 291207353870), (2, 145603676935), (5, 58241470774), (10, 29120735387), (157, 1854823910), (167, 1743756610), (314, 927411955), (334, 871878305), (541, 538276070), (785, 370964782), (835, 348751322), (1082, 269138035), (1570, 185482391), (1670, 174375661), (2053, 141844790), (2705, 107655214), (4106, 70922395), (5410, 53827607), (10265, 28368958), (20530, 14184479), (26219, 11106730), (52438, 5553365), (84937, 3428510), (90347, 3223210), (131095, 2221346), (169874, 1714255), (180694, 1611605), (262190, 1110673), (322321, 903470), (342851, 849370), (424685, 685702), (451735, 644642)]