259973485

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{2767}}^1$

素因数の和:2857

約数の個数: 32

約数和(自身を含む): 350760960

約数和(自身を除く): 90787475

約数列:

[1, 5, 19, 23, 43, 95, 115, 215, 437, 817, 989, 2185, 2767, 4085, 4945, 13835, 18791, 52573, 63641, 93955, 118981, 262865, 318205, 594905, 1209179, 2260639, 2736563, 6045895, 11303195, 13682815, 51994697, 259973485]

約数ペア:

[(1, 259973485), (5, 51994697), (19, 13682815), (23, 11303195), (43, 6045895), (95, 2736563), (115, 2260639), (215, 1209179), (437, 594905), (817, 318205), (989, 262865), (2185, 118981), (2767, 93955), (4085, 63641), (4945, 52573), (13835, 18791)]