26614640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1$

素因数の和:346

約数の個数: 80

約数和(自身を含む): 67474848

約数和(自身を除く): 40860208

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 157, 163, 208, 260, 314, 326, 520, 628, 652, 785, 815, 1040, 1256, 1304, 1570, 1630, 2041, 2119, 2512, 2608, 3140, 3260, 4082, 4238, 6280, 6520, 8164, 8476, 10205, 10595, 12560, 13040, 16328, 16952, 20410, 21190, 25591, 32656, 33904, 40820, 42380, 51182, 81640, 84760, 102364, 127955, 163280, 169520, 204728, 255910, 332683, 409456, 511820, 665366, 1023640, 1330732, 1663415, 2047280, 2661464, 3326830, 5322928, 6653660, 13307320, 26614640]

約数ペア:

[(1, 26614640), (2, 13307320), (4, 6653660), (5, 5322928), (8, 3326830), (10, 2661464), (13, 2047280), (16, 1663415), (20, 1330732), (26, 1023640), (40, 665366), (52, 511820), (65, 409456), (80, 332683), (104, 255910), (130, 204728), (157, 169520), (163, 163280), (208, 127955), (260, 102364), (314, 84760), (326, 81640), (520, 51182), (628, 42380), (652, 40820), (785, 33904), (815, 32656), (1040, 25591), (1256, 21190), (1304, 20410), (1570, 16952), (1630, 16328), (2041, 13040), (2119, 12560), (2512, 10595), (2608, 10205), (3140, 8476), (3260, 8164), (4082, 6520), (4238, 6280)]