80850405

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{8081}}^1$

素因数の和:8141

約数の個数: 32

約数和(自身を含む): 139656960

約数和(自身を除く): 58806555

約数列:

[1, 3, 5, 15, 23, 29, 69, 87, 115, 145, 345, 435, 667, 2001, 3335, 8081, 10005, 24243, 40405, 121215, 185863, 234349, 557589, 703047, 929315, 1171745, 2787945, 3515235, 5390027, 16170081, 26950135, 80850405]

約数ペア:

[(1, 80850405), (3, 26950135), (5, 16170081), (15, 5390027), (23, 3515235), (29, 2787945), (69, 1171745), (87, 929315), (115, 703047), (145, 557589), (345, 234349), (435, 185863), (667, 121215), (2001, 40405), (3335, 24243), (8081, 10005)]