131809688

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1019}}^1$

素因数の和:1104

約数の個数: 64

約数和(自身を含む): 279072000

約数和(自身を除く): 147262312

約数列:

[1, 2, 4, 8, 19, 23, 37, 38, 46, 74, 76, 92, 148, 152, 184, 296, 437, 703, 851, 874, 1019, 1406, 1702, 1748, 2038, 2812, 3404, 3496, 4076, 5624, 6808, 8152, 16169, 19361, 23437, 32338, 37703, 38722, 46874, 64676, 75406, 77444, 93748, 129352, 150812, 154888, 187496, 301624, 445303, 716357, 867169, 890606, 1432714, 1734338, 1781212, 2865428, 3468676, 3562424, 5730856, 6937352, 16476211, 32952422, 65904844, 131809688]

約数ペア:

[(1, 131809688), (2, 65904844), (4, 32952422), (8, 16476211), (19, 6937352), (23, 5730856), (37, 3562424), (38, 3468676), (46, 2865428), (74, 1781212), (76, 1734338), (92, 1432714), (148, 890606), (152, 867169), (184, 716357), (296, 445303), (437, 301624), (703, 187496), (851, 154888), (874, 150812), (1019, 129352), (1406, 93748), (1702, 77444), (1748, 75406), (2038, 64676), (2812, 46874), (3404, 38722), (3496, 37703), (4076, 32338), (5624, 23437), (6808, 19361), (8152, 16169)]