40389925

素因数分解:

$5^2\times {\mathrm{59}}^1\times {\mathrm{139}}^1\times {\mathrm{197}}^1$

素因数の和:405

約数の個数: 24

約数和(自身を含む): 51559200

約数和(自身を除く): 11169275

約数列:

[1, 5, 25, 59, 139, 197, 295, 695, 985, 1475, 3475, 4925, 8201, 11623, 27383, 41005, 58115, 136915, 205025, 290575, 684575, 1615597, 8077985, 40389925]

約数ペア:

[(1, 40389925), (5, 8077985), (25, 1615597), (59, 684575), (139, 290575), (197, 205025), (295, 136915), (695, 58115), (985, 41005), (1475, 27383), (3475, 11623), (4925, 8201)]