79666490

素因数分解:

$2^1\times 5^1\times {\mathrm{991}}^1\times {\mathrm{8039}}^1$

素因数の和:9037

約数の個数: 16

約数和(自身を含む): 143562240

約数和(自身を除く): 63895750

約数列:

[1, 2, 5, 10, 991, 1982, 4955, 8039, 9910, 16078, 40195, 80390, 7966649, 15933298, 39833245, 79666490]

約数ペア:

[(1, 79666490), (2, 39833245), (5, 15933298), (10, 7966649), (991, 80390), (1982, 40195), (4955, 16078), (8039, 9910)]