64697380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{6257}}^1$

素因数の和:6324

約数の個数: 48

約数和(自身を含む): 151393536

約数和(自身を除く): 86696156

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, 6257, 10340, 12514, 25028, 31285, 62570, 68827, 125140, 137654, 275308, 294079, 344135, 588158, 688270, 1176316, 1376540, 1470395, 2940790, 3234869, 5881580, 6469738, 12939476, 16174345, 32348690, 64697380]

約数ペア:

[(1, 64697380), (2, 32348690), (4, 16174345), (5, 12939476), (10, 6469738), (11, 5881580), (20, 3234869), (22, 2940790), (44, 1470395), (47, 1376540), (55, 1176316), (94, 688270), (110, 588158), (188, 344135), (220, 294079), (235, 275308), (470, 137654), (517, 125140), (940, 68827), (1034, 62570), (2068, 31285), (2585, 25028), (5170, 12514), (6257, 10340)]