87597790

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{97}}^2$

素因数の和:234

約数の個数: 72

約数和(自身を含む): 195083640

約数和(自身を除く): 107485850

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 49, 70, 95, 97, 98, 133, 190, 194, 245, 266, 485, 490, 665, 679, 931, 970, 1330, 1358, 1843, 1862, 3395, 3686, 4655, 4753, 6790, 9215, 9310, 9409, 9506, 12901, 18430, 18818, 23765, 25802, 47045, 47530, 64505, 65863, 90307, 94090, 129010, 131726, 178771, 180614, 329315, 357542, 451535, 461041, 658630, 893855, 903070, 922082, 1251397, 1787710, 2305205, 2502794, 4610410, 6256985, 8759779, 12513970, 17519558, 43798895, 87597790]

約数ペア:

[(1, 87597790), (2, 43798895), (5, 17519558), (7, 12513970), (10, 8759779), (14, 6256985), (19, 4610410), (35, 2502794), (38, 2305205), (49, 1787710), (70, 1251397), (95, 922082), (97, 903070), (98, 893855), (133, 658630), (190, 461041), (194, 451535), (245, 357542), (266, 329315), (485, 180614), (490, 178771), (665, 131726), (679, 129010), (931, 94090), (970, 90307), (1330, 65863), (1358, 64505), (1843, 47530), (1862, 47045), (3395, 25802), (3686, 23765), (4655, 18818), (4753, 18430), (6790, 12901), (9215, 9506), (9310, 9409)]