68263840

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{25097}}^1$

素因数の和:25129

約数の個数: 48

約数和(自身を含む): 170766792

約数和(自身を除く): 102502952

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 25097, 50194, 100388, 125485, 200776, 250970, 401552, 426649, 501940, 803104, 853298, 1003880, 1706596, 2007760, 2133245, 3413192, 4015520, 4266490, 6826384, 8532980, 13652768, 17065960, 34131920, 68263840]

約数ペア:

[(1, 68263840), (2, 34131920), (4, 17065960), (5, 13652768), (8, 8532980), (10, 6826384), (16, 4266490), (17, 4015520), (20, 3413192), (32, 2133245), (34, 2007760), (40, 1706596), (68, 1003880), (80, 853298), (85, 803104), (136, 501940), (160, 426649), (170, 401552), (272, 250970), (340, 200776), (544, 125485), (680, 100388), (1360, 50194), (2720, 25097)]