78734575

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{5347}}^1$

素因数の和:5407

約数の個数: 24

約数和(自身を含む): 106104320

約数和(自身を除く): 27369745

約数列:

[1, 5, 19, 25, 31, 95, 155, 475, 589, 775, 2945, 5347, 14725, 26735, 101593, 133675, 165757, 507965, 828785, 2539825, 3149383, 4143925, 15746915, 78734575]

約数ペア:

[(1, 78734575), (5, 15746915), (19, 4143925), (25, 3149383), (31, 2539825), (95, 828785), (155, 507965), (475, 165757), (589, 133675), (775, 101593), (2945, 26735), (5347, 14725)]