80171735

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{3889}}^1$

素因数の和:3951

約数の個数: 32

約数和(自身を含む): 119500800

約数和(自身を除く): 39329065

約数列:

[1, 5, 7, 19, 31, 35, 95, 133, 155, 217, 589, 665, 1085, 2945, 3889, 4123, 19445, 20615, 27223, 73891, 120559, 136115, 369455, 517237, 602795, 843913, 2290621, 2586185, 4219565, 11453105, 16034347, 80171735]

約数ペア:

[(1, 80171735), (5, 16034347), (7, 11453105), (19, 4219565), (31, 2586185), (35, 2290621), (95, 843913), (133, 602795), (155, 517237), (217, 369455), (589, 136115), (665, 120559), (1085, 73891), (2945, 27223), (3889, 20615), (4123, 19445)]