79668880

素因数分解:

$2^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{16879}}^1$

素因数の和:16951

約数の個数: 40

約数和(自身を含む): 188380800

約数和(自身を除く): 108711920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 80, 118, 236, 295, 472, 590, 944, 1180, 2360, 4720, 16879, 33758, 67516, 84395, 135032, 168790, 270064, 337580, 675160, 995861, 1350320, 1991722, 3983444, 4979305, 7966888, 9958610, 15933776, 19917220, 39834440, 79668880]

約数ペア:

[(1, 79668880), (2, 39834440), (4, 19917220), (5, 15933776), (8, 9958610), (10, 7966888), (16, 4979305), (20, 3983444), (40, 1991722), (59, 1350320), (80, 995861), (118, 675160), (236, 337580), (295, 270064), (472, 168790), (590, 135032), (944, 84395), (1180, 67516), (2360, 33758), (4720, 16879)]