81094160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{809}}^1$

素因数の和:1008

約数の個数: 80

約数和(自身を含む): 216950400

約数和(自身を除く): 135856240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 179, 280, 358, 560, 716, 809, 895, 1253, 1432, 1618, 1790, 2506, 2864, 3236, 3580, 4045, 5012, 5663, 6265, 6472, 7160, 8090, 10024, 11326, 12530, 12944, 14320, 16180, 20048, 22652, 25060, 28315, 32360, 45304, 50120, 56630, 64720, 90608, 100240, 113260, 144811, 226520, 289622, 453040, 579244, 724055, 1013677, 1158488, 1448110, 2027354, 2316976, 2896220, 4054708, 5068385, 5792440, 8109416, 10136770, 11584880, 16218832, 20273540, 40547080, 81094160]

約数ペア:

[(1, 81094160), (2, 40547080), (4, 20273540), (5, 16218832), (7, 11584880), (8, 10136770), (10, 8109416), (14, 5792440), (16, 5068385), (20, 4054708), (28, 2896220), (35, 2316976), (40, 2027354), (56, 1448110), (70, 1158488), (80, 1013677), (112, 724055), (140, 579244), (179, 453040), (280, 289622), (358, 226520), (560, 144811), (716, 113260), (809, 100240), (895, 90608), (1253, 64720), (1432, 56630), (1618, 50120), (1790, 45304), (2506, 32360), (2864, 28315), (3236, 25060), (3580, 22652), (4045, 20048), (5012, 16180), (5663, 14320), (6265, 12944), (6472, 12530), (7160, 11326), (8090, 10024)]