66040880

素因数分解:

$2^4\times 5^1\times {\mathrm{283}}^1\times {\mathrm{2917}}^1$

素因数の和:3213

約数の個数: 40

約数和(自身を含む): 154140432

約数和(自身を除く): 88099552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 283, 566, 1132, 1415, 2264, 2830, 2917, 4528, 5660, 5834, 11320, 11668, 14585, 22640, 23336, 29170, 46672, 58340, 116680, 233360, 825511, 1651022, 3302044, 4127555, 6604088, 8255110, 13208176, 16510220, 33020440, 66040880]

約数ペア:

[(1, 66040880), (2, 33020440), (4, 16510220), (5, 13208176), (8, 8255110), (10, 6604088), (16, 4127555), (20, 3302044), (40, 1651022), (80, 825511), (283, 233360), (566, 116680), (1132, 58340), (1415, 46672), (2264, 29170), (2830, 23336), (2917, 22640), (4528, 14585), (5660, 11668), (5834, 11320)]