52006660

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{179}}^1\times {\mathrm{199}}^1$

素因数の和:460

約数の個数: 48

約数和(自身を含む): 111888000

約数和(自身を除く): 59881340

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 179, 199, 292, 358, 365, 398, 716, 730, 796, 895, 995, 1460, 1790, 1990, 3580, 3980, 13067, 14527, 26134, 29054, 35621, 52268, 58108, 65335, 71242, 72635, 130670, 142484, 145270, 178105, 261340, 290540, 356210, 712420, 2600333, 5200666, 10401332, 13001665, 26003330, 52006660]

約数ペア:

[(1, 52006660), (2, 26003330), (4, 13001665), (5, 10401332), (10, 5200666), (20, 2600333), (73, 712420), (146, 356210), (179, 290540), (199, 261340), (292, 178105), (358, 145270), (365, 142484), (398, 130670), (716, 72635), (730, 71242), (796, 65335), (895, 58108), (995, 52268), (1460, 35621), (1790, 29054), (1990, 26134), (3580, 14527), (3980, 13067)]