20161519500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{47}}^1\times {\mathrm{285979}}^1$

素因数の和:286048

約数の個数: 96

約数和(自身を含む): 59959710720

約数和(自身を除く): 39798191220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 47, 50, 60, 75, 94, 100, 125, 141, 150, 188, 235, 250, 282, 300, 375, 470, 500, 564, 705, 750, 940, 1175, 1410, 1500, 2350, 2820, 3525, 4700, 5875, 7050, 11750, 14100, 17625, 23500, 35250, 70500, 285979, 571958, 857937, 1143916, 1429895, 1715874, 2859790, 3431748, 4289685, 5719580, 7149475, 8579370, 13441013, 14298950, 17158740, 21448425, 26882026, 28597900, 35747375, 40323039, 42896850, 53764052, 67205065, 71494750, 80646078, 85793700, 107242125, 134410130, 142989500, 161292156, 201615195, 214484250, 268820260, 336025325, 403230390, 428968500, 672050650, 806460780, 1008075975, 1344101300, 1680126625, 2016151950, 3360253250, 4032303900, 5040379875, 6720506500, 10080759750, 20161519500]

約数ペア:

[(1, 20161519500), (2, 10080759750), (3, 6720506500), (4, 5040379875), (5, 4032303900), (6, 3360253250), (10, 2016151950), (12, 1680126625), (15, 1344101300), (20, 1008075975), (25, 806460780), (30, 672050650), (47, 428968500), (50, 403230390), (60, 336025325), (75, 268820260), (94, 214484250), (100, 201615195), (125, 161292156), (141, 142989500), (150, 134410130), (188, 107242125), (235, 85793700), (250, 80646078), (282, 71494750), (300, 67205065), (375, 53764052), (470, 42896850), (500, 40323039), (564, 35747375), (705, 28597900), (750, 26882026), (940, 21448425), (1175, 17158740), (1410, 14298950), (1500, 13441013), (2350, 8579370), (2820, 7149475), (3525, 5719580), (4700, 4289685), (5875, 3431748), (7050, 2859790), (11750, 1715874), (14100, 1429895), (17625, 1143916), (23500, 857937), (35250, 571958), (70500, 285979)]