1294369550

素因数分解:

$2^1\times 5^2\times {\mathrm{109}}^1\times {\mathrm{439}}^1\times {\mathrm{541}}^1$

素因数の和:1101

約数の個数: 48

約数和(自身を含む): 2439650400

約数和(自身を除く): 1145280850

約数列:

[1, 2, 5, 10, 25, 50, 109, 218, 439, 541, 545, 878, 1082, 1090, 2195, 2705, 2725, 4390, 5410, 5450, 10975, 13525, 21950, 27050, 47851, 58969, 95702, 117938, 237499, 239255, 294845, 474998, 478510, 589690, 1187495, 1196275, 1474225, 2374990, 2392550, 2948450, 5937475, 11874950, 25887391, 51774782, 129436955, 258873910, 647184775, 1294369550]

約数ペア:

[(1, 1294369550), (2, 647184775), (5, 258873910), (10, 129436955), (25, 51774782), (50, 25887391), (109, 11874950), (218, 5937475), (439, 2948450), (541, 2392550), (545, 2374990), (878, 1474225), (1082, 1196275), (1090, 1187495), (2195, 589690), (2705, 478510), (2725, 474998), (4390, 294845), (5410, 239255), (5450, 237499), (10975, 117938), (13525, 95702), (21950, 58969), (27050, 47851)]