80528955

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{2971}}^1$

素因数の和:3131

約数の個数: 32

約数和(自身を含む): 139802880

約数和(自身を除く): 59273925

約数列:

[1, 3, 5, 13, 15, 39, 65, 139, 195, 417, 695, 1807, 2085, 2971, 5421, 8913, 9035, 14855, 27105, 38623, 44565, 115869, 193115, 412969, 579345, 1238907, 2064845, 5368597, 6194535, 16105791, 26842985, 80528955]

約数ペア:

[(1, 80528955), (3, 26842985), (5, 16105791), (13, 6194535), (15, 5368597), (39, 2064845), (65, 1238907), (139, 579345), (195, 412969), (417, 193115), (695, 115869), (1807, 44565), (2085, 38623), (2971, 27105), (5421, 14855), (8913, 9035)]