53399660

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{13417}}^1$

素因数の和:13625

約数の個数: 24

約数和(自身を含む): 112711200

約数和(自身を除く): 59311540

約数列:

[1, 2, 4, 5, 10, 20, 199, 398, 796, 995, 1990, 3980, 13417, 26834, 53668, 67085, 134170, 268340, 2669983, 5339966, 10679932, 13349915, 26699830, 53399660]

約数ペア:

[(1, 53399660), (2, 26699830), (4, 13349915), (5, 10679932), (10, 5339966), (20, 2669983), (199, 268340), (398, 134170), (796, 67085), (995, 53668), (1990, 26834), (3980, 13417)]