51117712

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{389}}^1$

素因数の和:631

約数の個数: 40

約数和(自身を含む): 102136320

約数和(自身を除く): 51018608

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 191, 344, 382, 389, 688, 764, 778, 1528, 1556, 3056, 3112, 6224, 8213, 16426, 16727, 32852, 33454, 65704, 66908, 74299, 131408, 133816, 148598, 267632, 297196, 594392, 1188784, 3194857, 6389714, 12779428, 25558856, 51117712]

約数ペア:

[(1, 51117712), (2, 25558856), (4, 12779428), (8, 6389714), (16, 3194857), (43, 1188784), (86, 594392), (172, 297196), (191, 267632), (344, 148598), (382, 133816), (389, 131408), (688, 74299), (764, 66908), (778, 65704), (1528, 33454), (1556, 32852), (3056, 16727), (3112, 16426), (6224, 8213)]