1285202950

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^2\times {\mathrm{5099}}^1$

素因数の和:5253

約数の個数: 36

約数和(自身を含む): 2425095900

約数和(自身を除く): 1139892950

約数列:

[1, 2, 5, 10, 25, 50, 71, 142, 355, 710, 1775, 3550, 5041, 5099, 10082, 10198, 25205, 25495, 50410, 50990, 126025, 127475, 252050, 254950, 362029, 724058, 1810145, 3620290, 9050725, 18101450, 25704059, 51408118, 128520295, 257040590, 642601475, 1285202950]

約数ペア:

[(1, 1285202950), (2, 642601475), (5, 257040590), (10, 128520295), (25, 51408118), (50, 25704059), (71, 18101450), (142, 9050725), (355, 3620290), (710, 1810145), (1775, 724058), (3550, 362029), (5041, 254950), (5099, 252050), (10082, 127475), (10198, 126025), (25205, 50990), (25495, 50410)]