77668787518

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2347}}^1\times {\mathrm{2647}}^1$

素因数の和:5069

約数の個数: 64

約数和(自身を含む): 143251292160

約数和(自身を除く): 65582504642

約数列:

[1, 2, 7, 14, 19, 38, 47, 94, 133, 266, 329, 658, 893, 1786, 2347, 2647, 4694, 5294, 6251, 12502, 16429, 18529, 32858, 37058, 44593, 50293, 89186, 100586, 110309, 124409, 220618, 248818, 312151, 352051, 624302, 704102, 772163, 870863, 1544326, 1741726, 2095871, 2363771, 4191742, 4727542, 6212509, 12425018, 14671097, 16546397, 29342194, 33092794, 43487563, 86975126, 118037671, 236075342, 291987923, 583975846, 826263697, 1652527394, 2043915461, 4087830922, 5547770537, 11095541074, 38834393759, 77668787518]

約数ペア:

[(1, 77668787518), (2, 38834393759), (7, 11095541074), (14, 5547770537), (19, 4087830922), (38, 2043915461), (47, 1652527394), (94, 826263697), (133, 583975846), (266, 291987923), (329, 236075342), (658, 118037671), (893, 86975126), (1786, 43487563), (2347, 33092794), (2647, 29342194), (4694, 16546397), (5294, 14671097), (6251, 12425018), (12502, 6212509), (16429, 4727542), (18529, 4191742), (32858, 2363771), (37058, 2095871), (44593, 1741726), (50293, 1544326), (89186, 870863), (100586, 772163), (110309, 704102), (124409, 624302), (220618, 352051), (248818, 312151)]