80179580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{308383}}^1$

素因数の和:308405

約数の個数: 24

約数和(自身を含む): 181329792

約数和(自身を除く): 101150212

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 308383, 616766, 1233532, 1541915, 3083830, 4008979, 6167660, 8017958, 16035916, 20044895, 40089790, 80179580]

約数ペア:

[(1, 80179580), (2, 40089790), (4, 20044895), (5, 16035916), (10, 8017958), (13, 6167660), (20, 4008979), (26, 3083830), (52, 1541915), (65, 1233532), (130, 616766), (260, 308383)]