64247120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2441}}^1$

素因数の和:2508

約数の個数: 80

約数和(自身を含む): 174417408

約数和(自身を除く): 110170288

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, 2441, 2632, 3290, 3760, 4882, 5264, 6580, 9764, 12205, 13160, 17087, 19528, 24410, 26320, 34174, 39056, 48820, 68348, 85435, 97640, 114727, 136696, 170870, 195280, 229454, 273392, 341740, 458908, 573635, 683480, 803089, 917816, 1147270, 1366960, 1606178, 1835632, 2294540, 3212356, 4015445, 4589080, 6424712, 8030890, 9178160, 12849424, 16061780, 32123560, 64247120]

約数ペア:

[(1, 64247120), (2, 32123560), (4, 16061780), (5, 12849424), (7, 9178160), (8, 8030890), (10, 6424712), (14, 4589080), (16, 4015445), (20, 3212356), (28, 2294540), (35, 1835632), (40, 1606178), (47, 1366960), (56, 1147270), (70, 917816), (80, 803089), (94, 683480), (112, 573635), (140, 458908), (188, 341740), (235, 273392), (280, 229454), (329, 195280), (376, 170870), (470, 136696), (560, 114727), (658, 97640), (752, 85435), (940, 68348), (1316, 48820), (1645, 39056), (1880, 34174), (2441, 26320), (2632, 24410), (3290, 19528), (3760, 17087), (4882, 13160), (5264, 12205), (6580, 9764)]