68920760

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{23603}}^1$

素因数の和:23687

約数の個数: 32

約数和(自身を含む): 157202640

約数和(自身を除く): 88281880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 23603, 47206, 94412, 118015, 188824, 236030, 472060, 944120, 1723019, 3446038, 6892076, 8615095, 13784152, 17230190, 34460380, 68920760]

約数ペア:

[(1, 68920760), (2, 34460380), (4, 17230190), (5, 13784152), (8, 8615095), (10, 6892076), (20, 3446038), (40, 1723019), (73, 944120), (146, 472060), (292, 236030), (365, 188824), (584, 118015), (730, 94412), (1460, 47206), (2920, 23603)]