64759420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{6263}}^1$

素因数の和:6330

約数の個数: 48

約数和(自身を含む): 151538688

約数和(自身を除く): 86779268

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 47, 55, 94, 110, 188, 220, 235, 470, 517, 940, 1034, 2068, 2585, 5170, 6263, 10340, 12526, 25052, 31315, 62630, 68893, 125260, 137786, 275572, 294361, 344465, 588722, 688930, 1177444, 1377860, 1471805, 2943610, 3237971, 5887220, 6475942, 12951884, 16189855, 32379710, 64759420]

約数ペア:

[(1, 64759420), (2, 32379710), (4, 16189855), (5, 12951884), (10, 6475942), (11, 5887220), (20, 3237971), (22, 2943610), (44, 1471805), (47, 1377860), (55, 1177444), (94, 688930), (110, 588722), (188, 344465), (220, 294361), (235, 275572), (470, 137786), (517, 125260), (940, 68893), (1034, 62630), (2068, 31315), (2585, 25052), (5170, 12526), (6263, 10340)]