80156360

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{117877}}^1$

素因数の和:117905

約数の個数: 32

約数和(自身を含む): 190962360

約数和(自身を除く): 110806000

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 117877, 235754, 471508, 589385, 943016, 1178770, 2003909, 2357540, 4007818, 4715080, 8015636, 10019545, 16031272, 20039090, 40078180, 80156360]

約数ペア:

[(1, 80156360), (2, 40078180), (4, 20039090), (5, 16031272), (8, 10019545), (10, 8015636), (17, 4715080), (20, 4007818), (34, 2357540), (40, 2003909), (68, 1178770), (85, 943016), (136, 589385), (170, 471508), (340, 235754), (680, 117877)]