25220624

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1$

素因数の和:256

約数の個数: 80

約数和(自身を含む): 58579584

約数和(自身を除く): 33358960

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 73, 88, 104, 143, 146, 151, 176, 208, 286, 292, 302, 572, 584, 604, 803, 949, 1144, 1168, 1208, 1606, 1661, 1898, 1963, 2288, 2416, 3212, 3322, 3796, 3926, 6424, 6644, 7592, 7852, 10439, 11023, 12848, 13288, 15184, 15704, 20878, 21593, 22046, 26576, 31408, 41756, 43186, 44092, 83512, 86372, 88184, 121253, 143299, 167024, 172744, 176368, 242506, 286598, 345488, 485012, 573196, 970024, 1146392, 1576289, 1940048, 2292784, 3152578, 6305156, 12610312, 25220624]

約数ペア:

[(1, 25220624), (2, 12610312), (4, 6305156), (8, 3152578), (11, 2292784), (13, 1940048), (16, 1576289), (22, 1146392), (26, 970024), (44, 573196), (52, 485012), (73, 345488), (88, 286598), (104, 242506), (143, 176368), (146, 172744), (151, 167024), (176, 143299), (208, 121253), (286, 88184), (292, 86372), (302, 83512), (572, 44092), (584, 43186), (604, 41756), (803, 31408), (949, 26576), (1144, 22046), (1168, 21593), (1208, 20878), (1606, 15704), (1661, 15184), (1898, 13288), (1963, 12848), (2288, 11023), (2416, 10439), (3212, 7852), (3322, 7592), (3796, 6644), (3926, 6424)]