51257516

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{409}}^1$

素因数の和:546

約数の個数: 48

約数和(自身を含む): 101253600

約数和(自身を除く): 49996084

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 97, 194, 323, 388, 409, 646, 818, 1292, 1636, 1649, 1843, 3298, 3686, 6596, 6953, 7372, 7771, 13906, 15542, 27812, 31084, 31331, 39673, 62662, 79346, 125324, 132107, 158692, 264214, 528428, 674441, 753787, 1348882, 1507574, 2697764, 3015148, 12814379, 25628758, 51257516]

約数ペア:

[(1, 51257516), (2, 25628758), (4, 12814379), (17, 3015148), (19, 2697764), (34, 1507574), (38, 1348882), (68, 753787), (76, 674441), (97, 528428), (194, 264214), (323, 158692), (388, 132107), (409, 125324), (646, 79346), (818, 62662), (1292, 39673), (1636, 31331), (1649, 31084), (1843, 27812), (3298, 15542), (3686, 13906), (6596, 7771), (6953, 7372)]