25180540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{197}}^1$

素因数の和:307

約数の個数: 96

約数和(自身を含む): 67060224

約数和(自身を除く): 41879684

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 83, 110, 140, 154, 166, 197, 220, 308, 332, 385, 394, 415, 581, 770, 788, 830, 913, 985, 1162, 1379, 1540, 1660, 1826, 1970, 2167, 2324, 2758, 2905, 3652, 3940, 4334, 4565, 5516, 5810, 6391, 6895, 8668, 9130, 10835, 11620, 12782, 13790, 15169, 16351, 18260, 21670, 25564, 27580, 30338, 31955, 32702, 43340, 60676, 63910, 65404, 75845, 81755, 114457, 127820, 151690, 163510, 179861, 228914, 303380, 327020, 359722, 457828, 572285, 719444, 899305, 1144570, 1259027, 1798610, 2289140, 2518054, 3597220, 5036108, 6295135, 12590270, 25180540]

約数ペア:

[(1, 25180540), (2, 12590270), (4, 6295135), (5, 5036108), (7, 3597220), (10, 2518054), (11, 2289140), (14, 1798610), (20, 1259027), (22, 1144570), (28, 899305), (35, 719444), (44, 572285), (55, 457828), (70, 359722), (77, 327020), (83, 303380), (110, 228914), (140, 179861), (154, 163510), (166, 151690), (197, 127820), (220, 114457), (308, 81755), (332, 75845), (385, 65404), (394, 63910), (415, 60676), (581, 43340), (770, 32702), (788, 31955), (830, 30338), (913, 27580), (985, 25564), (1162, 21670), (1379, 18260), (1540, 16351), (1660, 15169), (1826, 13790), (1970, 12782), (2167, 11620), (2324, 10835), (2758, 9130), (2905, 8668), (3652, 6895), (3940, 6391), (4334, 5810), (4565, 5516)]