311949125

素因数分解:

$5^3\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:307

約数の個数: 48

約数和(自身を含む): 426037248

約数和(自身を除く): 114088123

約数列:

[1, 5, 19, 25, 31, 95, 125, 155, 223, 361, 475, 589, 775, 1115, 1805, 2375, 2945, 3875, 4237, 5575, 6913, 9025, 11191, 14725, 21185, 27875, 34565, 45125, 55955, 73625, 80503, 105925, 131347, 172825, 279775, 402515, 529625, 656735, 864125, 1398875, 2012575, 2495593, 3283675, 10062875, 12477965, 16418375, 62389825, 311949125]

約数ペア:

[(1, 311949125), (5, 62389825), (19, 16418375), (25, 12477965), (31, 10062875), (95, 3283675), (125, 2495593), (155, 2012575), (223, 1398875), (361, 864125), (475, 656735), (589, 529625), (775, 402515), (1115, 279775), (1805, 172825), (2375, 131347), (2945, 105925), (3875, 80503), (4237, 73625), (5575, 55955), (6913, 45125), (9025, 34565), (11191, 27875), (14725, 21185)]