51511792

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{491}}^1$

素因数の和:661

約数の個数: 40

約数和(自身を含む): 102493440

約数和(自身を除く): 50981648

約数列:

[1, 2, 4, 8, 16, 79, 83, 158, 166, 316, 332, 491, 632, 664, 982, 1264, 1328, 1964, 3928, 6557, 7856, 13114, 26228, 38789, 40753, 52456, 77578, 81506, 104912, 155156, 163012, 310312, 326024, 620624, 652048, 3219487, 6438974, 12877948, 25755896, 51511792]

約数ペア:

[(1, 51511792), (2, 25755896), (4, 12877948), (8, 6438974), (16, 3219487), (79, 652048), (83, 620624), (158, 326024), (166, 310312), (316, 163012), (332, 155156), (491, 104912), (632, 81506), (664, 77578), (982, 52456), (1264, 40753), (1328, 38789), (1964, 26228), (3928, 13114), (6557, 7856)]