80494868

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{179}}^1$

素因数の和:360

約数の個数: 48

約数和(自身を含む): 153115200

約数和(自身を除く): 72620332

約数列:

[1, 2, 4, 19, 38, 61, 76, 97, 122, 179, 194, 244, 358, 388, 716, 1159, 1843, 2318, 3401, 3686, 4636, 5917, 6802, 7372, 10919, 11834, 13604, 17363, 21838, 23668, 34726, 43676, 69452, 112423, 207461, 224846, 329897, 414922, 449692, 659794, 829844, 1059143, 1319588, 2118286, 4236572, 20123717, 40247434, 80494868]

約数ペア:

[(1, 80494868), (2, 40247434), (4, 20123717), (19, 4236572), (38, 2118286), (61, 1319588), (76, 1059143), (97, 829844), (122, 659794), (179, 449692), (194, 414922), (244, 329897), (358, 224846), (388, 207461), (716, 112423), (1159, 69452), (1843, 43676), (2318, 34726), (3401, 23668), (3686, 21838), (4636, 17363), (5917, 13604), (6802, 11834), (7372, 10919)]