102054500

素因数分解:

$2^2\times 5^3\times {\mathrm{401}}^1\times {\mathrm{509}}^1$

素因数の和:929

約数の個数: 48

約数和(自身を含む): 223881840

約数和(自身を除く): 121827340

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 401, 500, 509, 802, 1018, 1604, 2005, 2036, 2545, 4010, 5090, 8020, 10025, 10180, 12725, 20050, 25450, 40100, 50125, 50900, 63625, 100250, 127250, 200500, 204109, 254500, 408218, 816436, 1020545, 2041090, 4082180, 5102725, 10205450, 20410900, 25513625, 51027250, 102054500]

約数ペア:

[(1, 102054500), (2, 51027250), (4, 25513625), (5, 20410900), (10, 10205450), (20, 5102725), (25, 4082180), (50, 2041090), (100, 1020545), (125, 816436), (250, 408218), (401, 254500), (500, 204109), (509, 200500), (802, 127250), (1018, 100250), (1604, 63625), (2005, 50900), (2036, 50125), (2545, 40100), (4010, 25450), (5090, 20050), (8020, 12725), (10025, 10180)]