2100049865

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{151}}^1\times {\mathrm{1249}}^1$

素因数の和:1553

約数の個数: 32

約数和(自身を含む): 2708640000

約数和(自身を除く): 608590135

約数列:

[1, 5, 17, 85, 131, 151, 655, 755, 1249, 2227, 2567, 6245, 11135, 12835, 19781, 21233, 98905, 106165, 163619, 188599, 336277, 818095, 942995, 1681385, 2781523, 3206183, 13907615, 16030915, 24706469, 123532345, 420009973, 2100049865]

約数ペア:

[(1, 2100049865), (5, 420009973), (17, 123532345), (85, 24706469), (131, 16030915), (151, 13907615), (655, 3206183), (755, 2781523), (1249, 1681385), (2227, 942995), (2567, 818095), (6245, 336277), (11135, 188599), (12835, 163619), (19781, 106165), (21233, 98905)]