25222960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{617}}^1$

素因数の和:710

約数の個数: 80

約数和(自身を含む): 68049216

約数和(自身を除く): 42826256

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 73, 80, 112, 140, 146, 280, 292, 365, 511, 560, 584, 617, 730, 1022, 1168, 1234, 1460, 2044, 2468, 2555, 2920, 3085, 4088, 4319, 4936, 5110, 5840, 6170, 8176, 8638, 9872, 10220, 12340, 17276, 20440, 21595, 24680, 34552, 40880, 43190, 45041, 49360, 69104, 86380, 90082, 172760, 180164, 225205, 315287, 345520, 360328, 450410, 630574, 720656, 900820, 1261148, 1576435, 1801640, 2522296, 3152870, 3603280, 5044592, 6305740, 12611480, 25222960]

約数ペア:

[(1, 25222960), (2, 12611480), (4, 6305740), (5, 5044592), (7, 3603280), (8, 3152870), (10, 2522296), (14, 1801640), (16, 1576435), (20, 1261148), (28, 900820), (35, 720656), (40, 630574), (56, 450410), (70, 360328), (73, 345520), (80, 315287), (112, 225205), (140, 180164), (146, 172760), (280, 90082), (292, 86380), (365, 69104), (511, 49360), (560, 45041), (584, 43190), (617, 40880), (730, 34552), (1022, 24680), (1168, 21595), (1234, 20440), (1460, 17276), (2044, 12340), (2468, 10220), (2555, 9872), (2920, 8638), (3085, 8176), (4088, 6170), (4319, 5840), (4936, 5110)]