279188975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{4451}}^1$

素因数の和:4667

約数の個数: 24

約数和(自身を含む): 374840592

約数和(自身を除く): 95651617

約数列:

[1, 5, 13, 25, 65, 193, 325, 965, 2509, 4451, 4825, 12545, 22255, 57863, 62725, 111275, 289315, 859043, 1446575, 4295215, 11167559, 21476075, 55837795, 279188975]

約数ペア:

[(1, 279188975), (5, 55837795), (13, 21476075), (25, 11167559), (65, 4295215), (193, 1446575), (325, 859043), (965, 289315), (2509, 111275), (4451, 62725), (4825, 57863), (12545, 22255)]