71628368

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1$

素因数の和:304

約数の個数: 80

約数和(自身を含む): 164989440

約数和(自身を除く): 93361072

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 56, 86, 107, 112, 139, 172, 214, 278, 301, 344, 428, 556, 602, 688, 749, 856, 973, 1112, 1204, 1498, 1712, 1946, 2224, 2408, 2996, 3892, 4601, 4816, 5977, 5992, 7784, 9202, 11954, 11984, 14873, 15568, 18404, 23908, 29746, 32207, 36808, 41839, 47816, 59492, 64414, 73616, 83678, 95632, 104111, 118984, 128828, 167356, 208222, 237968, 257656, 334712, 416444, 515312, 639539, 669424, 832888, 1279078, 1665776, 2558156, 4476773, 5116312, 8953546, 10232624, 17907092, 35814184, 71628368]

約数ペア:

[(1, 71628368), (2, 35814184), (4, 17907092), (7, 10232624), (8, 8953546), (14, 5116312), (16, 4476773), (28, 2558156), (43, 1665776), (56, 1279078), (86, 832888), (107, 669424), (112, 639539), (139, 515312), (172, 416444), (214, 334712), (278, 257656), (301, 237968), (344, 208222), (428, 167356), (556, 128828), (602, 118984), (688, 104111), (749, 95632), (856, 83678), (973, 73616), (1112, 64414), (1204, 59492), (1498, 47816), (1712, 41839), (1946, 36808), (2224, 32207), (2408, 29746), (2996, 23908), (3892, 18404), (4601, 15568), (4816, 14873), (5977, 11984), (5992, 11954), (7784, 9202)]