82144720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{3121}}^1$

素因数の和:3188

約数の個数: 80

約数和(自身を含む): 222985728

約数和(自身を除く): 140841008

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 47, 56, 70, 80, 94, 112, 140, 188, 235, 280, 329, 376, 470, 560, 658, 752, 940, 1316, 1645, 1880, 2632, 3121, 3290, 3760, 5264, 6242, 6580, 12484, 13160, 15605, 21847, 24968, 26320, 31210, 43694, 49936, 62420, 87388, 109235, 124840, 146687, 174776, 218470, 249680, 293374, 349552, 436940, 586748, 733435, 873880, 1026809, 1173496, 1466870, 1747760, 2053618, 2346992, 2933740, 4107236, 5134045, 5867480, 8214472, 10268090, 11734960, 16428944, 20536180, 41072360, 82144720]

約数ペア:

[(1, 82144720), (2, 41072360), (4, 20536180), (5, 16428944), (7, 11734960), (8, 10268090), (10, 8214472), (14, 5867480), (16, 5134045), (20, 4107236), (28, 2933740), (35, 2346992), (40, 2053618), (47, 1747760), (56, 1466870), (70, 1173496), (80, 1026809), (94, 873880), (112, 733435), (140, 586748), (188, 436940), (235, 349552), (280, 293374), (329, 249680), (376, 218470), (470, 174776), (560, 146687), (658, 124840), (752, 109235), (940, 87388), (1316, 62420), (1645, 49936), (1880, 43694), (2632, 31210), (3121, 26320), (3290, 24968), (3760, 21847), (5264, 15605), (6242, 13160), (6580, 12484)]