51891344

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{2687}}^1$

素因数の和:2783

約数の個数: 40

約数和(自身を含む): 107993088

約数和(自身を除く): 56101744

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 71, 136, 142, 272, 284, 568, 1136, 1207, 2414, 2687, 4828, 5374, 9656, 10748, 19312, 21496, 42992, 45679, 91358, 182716, 190777, 365432, 381554, 730864, 763108, 1526216, 3052432, 3243209, 6486418, 12972836, 25945672, 51891344]

約数ペア:

[(1, 51891344), (2, 25945672), (4, 12972836), (8, 6486418), (16, 3243209), (17, 3052432), (34, 1526216), (68, 763108), (71, 730864), (136, 381554), (142, 365432), (272, 190777), (284, 182716), (568, 91358), (1136, 45679), (1207, 42992), (2414, 21496), (2687, 19312), (4828, 10748), (5374, 9656)]