78800885

素因数分解:

$5^1\times {\mathrm{19}}^2\times {\mathrm{149}}^1\times {\mathrm{293}}^1$

素因数の和:485

約数の個数: 24

約数和(自身を含む): 100812600

約数和(自身を除く): 22011715

約数列:

[1, 5, 19, 95, 149, 293, 361, 745, 1465, 1805, 2831, 5567, 14155, 27835, 43657, 53789, 105773, 218285, 268945, 528865, 829483, 4147415, 15760177, 78800885]

約数ペア:

[(1, 78800885), (5, 15760177), (19, 4147415), (95, 829483), (149, 528865), (293, 268945), (361, 218285), (745, 105773), (1465, 53789), (1805, 43657), (2831, 27835), (5567, 14155)]