201049910

素因数分解:

$2^1\times 5^1\times {\mathrm{509}}^1\times {\mathrm{39499}}^1$

素因数の和:40015

約数の個数: 16

約数和(自身を含む): 362610000

約数和(自身を除く): 161560090

約数列:

[1, 2, 5, 10, 509, 1018, 2545, 5090, 39499, 78998, 197495, 394990, 20104991, 40209982, 100524955, 201049910]

約数ペア:

[(1, 201049910), (2, 100524955), (5, 40209982), (10, 20104991), (509, 394990), (1018, 197495), (2545, 78998), (5090, 39499)]