25550140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{353}}^1$

素因数の和:427

約数の個数: 96

約数和(自身を含む): 68511744

約数和(自身を除く): 42961604

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 47, 55, 70, 77, 94, 110, 140, 154, 188, 220, 235, 308, 329, 353, 385, 470, 517, 658, 706, 770, 940, 1034, 1316, 1412, 1540, 1645, 1765, 2068, 2471, 2585, 3290, 3530, 3619, 3883, 4942, 5170, 6580, 7060, 7238, 7766, 9884, 10340, 12355, 14476, 15532, 16591, 18095, 19415, 24710, 27181, 33182, 36190, 38830, 49420, 54362, 66364, 72380, 77660, 82955, 108724, 116137, 135905, 165910, 182501, 232274, 271810, 331820, 365002, 464548, 543620, 580685, 730004, 912505, 1161370, 1277507, 1825010, 2322740, 2555014, 3650020, 5110028, 6387535, 12775070, 25550140]

約数ペア:

[(1, 25550140), (2, 12775070), (4, 6387535), (5, 5110028), (7, 3650020), (10, 2555014), (11, 2322740), (14, 1825010), (20, 1277507), (22, 1161370), (28, 912505), (35, 730004), (44, 580685), (47, 543620), (55, 464548), (70, 365002), (77, 331820), (94, 271810), (110, 232274), (140, 182501), (154, 165910), (188, 135905), (220, 116137), (235, 108724), (308, 82955), (329, 77660), (353, 72380), (385, 66364), (470, 54362), (517, 49420), (658, 38830), (706, 36190), (770, 33182), (940, 27181), (1034, 24710), (1316, 19415), (1412, 18095), (1540, 16591), (1645, 15532), (1765, 14476), (2068, 12355), (2471, 10340), (2585, 9884), (3290, 7766), (3530, 7238), (3619, 7060), (3883, 6580), (4942, 5170)]