129199696

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{2707}}^1$

素因数の和:2891

約数の個数: 40

約数和(自身を含む): 265275680

約数和(自身を除く): 136075984

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 157, 304, 314, 628, 1256, 2512, 2707, 2983, 5414, 5966, 10828, 11932, 21656, 23864, 43312, 47728, 51433, 102866, 205732, 411464, 424999, 822928, 849998, 1699996, 3399992, 6799984, 8074981, 16149962, 32299924, 64599848, 129199696]

約数ペア:

[(1, 129199696), (2, 64599848), (4, 32299924), (8, 16149962), (16, 8074981), (19, 6799984), (38, 3399992), (76, 1699996), (152, 849998), (157, 822928), (304, 424999), (314, 411464), (628, 205732), (1256, 102866), (2512, 51433), (2707, 47728), (2983, 43312), (5414, 23864), (5966, 21656), (10828, 11932)]