25917560

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{4127}}^1$

素因数の和:4295

約数の個数: 32

約数和(自身を含む): 58700160

約数和(自身を除く): 32782600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1256, 1570, 3140, 4127, 6280, 8254, 16508, 20635, 33016, 41270, 82540, 165080, 647939, 1295878, 2591756, 3239695, 5183512, 6479390, 12958780, 25917560]

約数ペア:

[(1, 25917560), (2, 12958780), (4, 6479390), (5, 5183512), (8, 3239695), (10, 2591756), (20, 1295878), (40, 647939), (157, 165080), (314, 82540), (628, 41270), (785, 33016), (1256, 20635), (1570, 16508), (3140, 8254), (4127, 6280)]