81288804964

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{180949}}^1$

素因数の和:181252

約数の個数: 48

約数和(自身を含む): 156861936000

約数和(自身を除く): 75573131036

約数列:

[1, 2, 4, 19, 23, 38, 46, 76, 92, 257, 437, 514, 874, 1028, 1748, 4883, 5911, 9766, 11822, 19532, 23644, 112309, 180949, 224618, 361898, 449236, 723796, 3438031, 4161827, 6876062, 8323654, 13752124, 16647308, 46503893, 79074713, 93007786, 158149426, 186015572, 316298852, 883573967, 1069589539, 1767147934, 2139179078, 3534295868, 4278358156, 20322201241, 40644402482, 81288804964]

約数ペア:

[(1, 81288804964), (2, 40644402482), (4, 20322201241), (19, 4278358156), (23, 3534295868), (38, 2139179078), (46, 1767147934), (76, 1069589539), (92, 883573967), (257, 316298852), (437, 186015572), (514, 158149426), (874, 93007786), (1028, 79074713), (1748, 46503893), (4883, 16647308), (5911, 13752124), (9766, 8323654), (11822, 6876062), (19532, 4161827), (23644, 3438031), (112309, 723796), (180949, 449236), (224618, 361898)]