78855985

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{953}}^1$

素因数の和:1057

約数の個数: 32

約数和(自身を含む): 108984960

約数和(自身を除く): 30128975

約数列:

[1, 5, 13, 19, 65, 67, 95, 247, 335, 871, 953, 1235, 1273, 4355, 4765, 6365, 12389, 16549, 18107, 61945, 63851, 82745, 90535, 235391, 319255, 830063, 1176955, 1213169, 4150315, 6065845, 15771197, 78855985]

約数ペア:

[(1, 78855985), (5, 15771197), (13, 6065845), (19, 4150315), (65, 1213169), (67, 1176955), (95, 830063), (247, 319255), (335, 235391), (871, 90535), (953, 82745), (1235, 63851), (1273, 61945), (4355, 18107), (4765, 16549), (6365, 12389)]