102303910

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{199}}^1\times {\mathrm{509}}^1$

素因数の和:816

約数の個数: 32

約数和(自身を含む): 187272000

約数和(自身を除く): 84968090

約数列:

[1, 2, 5, 10, 101, 199, 202, 398, 505, 509, 995, 1010, 1018, 1990, 2545, 5090, 20099, 40198, 51409, 100495, 101291, 102818, 200990, 202582, 257045, 506455, 514090, 1012910, 10230391, 20460782, 51151955, 102303910]

約数ペア:

[(1, 102303910), (2, 51151955), (5, 20460782), (10, 10230391), (101, 1012910), (199, 514090), (202, 506455), (398, 257045), (505, 202582), (509, 200990), (995, 102818), (1010, 101291), (1018, 100495), (1990, 51409), (2545, 40198), (5090, 20099)]