128342900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{47}}^2\times {\mathrm{83}}^1$

素因数の和:198

約数の個数: 108

約数和(自身を含む): 329124768

約数和(自身を除く): 200781868

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 47, 50, 70, 83, 94, 100, 140, 166, 175, 188, 235, 329, 332, 350, 415, 470, 581, 658, 700, 830, 940, 1162, 1175, 1316, 1645, 1660, 2075, 2209, 2324, 2350, 2905, 3290, 3901, 4150, 4418, 4700, 5810, 6580, 7802, 8225, 8300, 8836, 11045, 11620, 14525, 15463, 15604, 16450, 19505, 22090, 27307, 29050, 30926, 32900, 39010, 44180, 54614, 55225, 58100, 61852, 77315, 78020, 97525, 109228, 110450, 136535, 154630, 183347, 195050, 220900, 273070, 309260, 366694, 386575, 390100, 546140, 682675, 733388, 773150, 916735, 1283429, 1365350, 1546300, 1833470, 2566858, 2730700, 3666940, 4583675, 5133716, 6417145, 9167350, 12834290, 18334700, 25668580, 32085725, 64171450, 128342900]

約数ペア:

[(1, 128342900), (2, 64171450), (4, 32085725), (5, 25668580), (7, 18334700), (10, 12834290), (14, 9167350), (20, 6417145), (25, 5133716), (28, 4583675), (35, 3666940), (47, 2730700), (50, 2566858), (70, 1833470), (83, 1546300), (94, 1365350), (100, 1283429), (140, 916735), (166, 773150), (175, 733388), (188, 682675), (235, 546140), (329, 390100), (332, 386575), (350, 366694), (415, 309260), (470, 273070), (581, 220900), (658, 195050), (700, 183347), (830, 154630), (940, 136535), (1162, 110450), (1175, 109228), (1316, 97525), (1645, 78020), (1660, 77315), (2075, 61852), (2209, 58100), (2324, 55225), (2350, 54614), (2905, 44180), (3290, 39010), (3901, 32900), (4150, 30926), (4418, 29050), (4700, 27307), (5810, 22090), (6580, 19505), (7802, 16450), (8225, 15604), (8300, 15463), (8836, 14525), (11045, 11620)]