202180190

素因数分解:

$2^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{397}}^1\times {\mathrm{401}}^1$

素因数の和:932

約数の個数: 32

約数和(自身を含む): 368630784

約数和(自身を除く): 166450594

約数列:

[1, 2, 5, 10, 127, 254, 397, 401, 635, 794, 802, 1270, 1985, 2005, 3970, 4010, 50419, 50927, 100838, 101854, 159197, 252095, 254635, 318394, 504190, 509270, 795985, 1591970, 20218019, 40436038, 101090095, 202180190]

約数ペア:

[(1, 202180190), (2, 101090095), (5, 40436038), (10, 20218019), (127, 1591970), (254, 795985), (397, 509270), (401, 504190), (635, 318394), (794, 254635), (802, 252095), (1270, 159197), (1985, 101854), (2005, 100838), (3970, 50927), (4010, 50419)]