25908320

素因数分解:

$2^5\times 5^1\times {\mathrm{193}}^1\times {\mathrm{839}}^1$

素因数の和:1047

約数の個数: 48

約数和(自身を含む): 61598880

約数和(自身を除く): 35690560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 193, 386, 772, 839, 965, 1544, 1678, 1930, 3088, 3356, 3860, 4195, 6176, 6712, 7720, 8390, 13424, 15440, 16780, 26848, 30880, 33560, 67120, 134240, 161927, 323854, 647708, 809635, 1295416, 1619270, 2590832, 3238540, 5181664, 6477080, 12954160, 25908320]

約数ペア:

[(1, 25908320), (2, 12954160), (4, 6477080), (5, 5181664), (8, 3238540), (10, 2590832), (16, 1619270), (20, 1295416), (32, 809635), (40, 647708), (80, 323854), (160, 161927), (193, 134240), (386, 67120), (772, 33560), (839, 30880), (965, 26848), (1544, 16780), (1678, 15440), (1930, 13424), (3088, 8390), (3356, 7720), (3860, 6712), (4195, 6176)]