25867270

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{18089}}^1$

素因数の和:18120

約数の個数: 32

約数和(自身を含む): 54704160

約数和(自身を除く): 28836890

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 18089, 36178, 90445, 180890, 198979, 235157, 397958, 470314, 994895, 1175785, 1989790, 2351570, 2586727, 5173454, 12933635, 25867270]

約数ペア:

[(1, 25867270), (2, 12933635), (5, 5173454), (10, 2586727), (11, 2351570), (13, 1989790), (22, 1175785), (26, 994895), (55, 470314), (65, 397958), (110, 235157), (130, 198979), (143, 180890), (286, 90445), (715, 36178), (1430, 18089)]