20512756500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{157}}^1\times {\mathrm{87103}}^1$

素因数の和:87282

約数の個数: 96

約数和(自身を含む): 60114302976

約数和(自身を除く): 39601546476

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 125, 150, 157, 250, 300, 314, 375, 471, 500, 628, 750, 785, 942, 1500, 1570, 1884, 2355, 3140, 3925, 4710, 7850, 9420, 11775, 15700, 19625, 23550, 39250, 47100, 58875, 78500, 87103, 117750, 174206, 235500, 261309, 348412, 435515, 522618, 871030, 1045236, 1306545, 1742060, 2177575, 2613090, 4355150, 5226180, 6532725, 8710300, 10887875, 13065450, 13675171, 21775750, 26130900, 27350342, 32663625, 41025513, 43551500, 54700684, 65327250, 68375855, 82051026, 130654500, 136751710, 164102052, 205127565, 273503420, 341879275, 410255130, 683758550, 820510260, 1025637825, 1367517100, 1709396375, 2051275650, 3418792750, 4102551300, 5128189125, 6837585500, 10256378250, 20512756500]

約数ペア:

[(1, 20512756500), (2, 10256378250), (3, 6837585500), (4, 5128189125), (5, 4102551300), (6, 3418792750), (10, 2051275650), (12, 1709396375), (15, 1367517100), (20, 1025637825), (25, 820510260), (30, 683758550), (50, 410255130), (60, 341879275), (75, 273503420), (100, 205127565), (125, 164102052), (150, 136751710), (157, 130654500), (250, 82051026), (300, 68375855), (314, 65327250), (375, 54700684), (471, 43551500), (500, 41025513), (628, 32663625), (750, 27350342), (785, 26130900), (942, 21775750), (1500, 13675171), (1570, 13065450), (1884, 10887875), (2355, 8710300), (3140, 6532725), (3925, 5226180), (4710, 4355150), (7850, 2613090), (9420, 2177575), (11775, 1742060), (15700, 1306545), (19625, 1045236), (23550, 871030), (39250, 522618), (47100, 435515), (58875, 348412), (78500, 261309), (87103, 235500), (117750, 174206)]