66880856

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{431}}^1$

素因数の和:624

約数の個数: 64

約数和(自身を含む): 153031680

約数和(自身を除く): 86150824

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 163, 238, 326, 431, 476, 652, 862, 952, 1141, 1304, 1724, 2282, 2771, 3017, 3448, 4564, 5542, 6034, 7327, 9128, 11084, 12068, 14654, 19397, 22168, 24136, 29308, 38794, 51289, 58616, 70253, 77588, 102578, 140506, 155176, 205156, 281012, 410312, 491771, 562024, 983542, 1194301, 1967084, 2388602, 3934168, 4777204, 8360107, 9554408, 16720214, 33440428, 66880856]

約数ペア:

[(1, 66880856), (2, 33440428), (4, 16720214), (7, 9554408), (8, 8360107), (14, 4777204), (17, 3934168), (28, 2388602), (34, 1967084), (56, 1194301), (68, 983542), (119, 562024), (136, 491771), (163, 410312), (238, 281012), (326, 205156), (431, 155176), (476, 140506), (652, 102578), (862, 77588), (952, 70253), (1141, 58616), (1304, 51289), (1724, 38794), (2282, 29308), (2771, 24136), (3017, 22168), (3448, 19397), (4564, 14654), (5542, 12068), (6034, 11084), (7327, 9128)]