77997130

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{163}}^1\times {\mathrm{439}}^1$

素因数の和:718

約数の個数: 32

約数和(自身を含む): 142876800

約数和(自身を除く): 64879670

約数列:

[1, 2, 5, 10, 109, 163, 218, 326, 439, 545, 815, 878, 1090, 1630, 2195, 4390, 17767, 35534, 47851, 71557, 88835, 95702, 143114, 177670, 239255, 357785, 478510, 715570, 7799713, 15599426, 38998565, 77997130]

約数ペア:

[(1, 77997130), (2, 38998565), (5, 15599426), (10, 7799713), (109, 715570), (163, 478510), (218, 357785), (326, 239255), (439, 177670), (545, 143114), (815, 95702), (878, 88835), (1090, 71557), (1630, 47851), (2195, 35534), (4390, 17767)]