82618000

素因数分解:

$2^4\times 5^3\times {\mathrm{101}}^1\times {\mathrm{409}}^1$

素因数の和:533

約数の個数: 80

約数和(自身を含む): 202241520

約数和(自身を除く): 119623520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 101, 125, 200, 202, 250, 400, 404, 409, 500, 505, 808, 818, 1000, 1010, 1616, 1636, 2000, 2020, 2045, 2525, 3272, 4040, 4090, 5050, 6544, 8080, 8180, 10100, 10225, 12625, 16360, 20200, 20450, 25250, 32720, 40400, 40900, 41309, 50500, 51125, 81800, 82618, 101000, 102250, 163600, 165236, 202000, 204500, 206545, 330472, 409000, 413090, 660944, 818000, 826180, 1032725, 1652360, 2065450, 3304720, 4130900, 5163625, 8261800, 10327250, 16523600, 20654500, 41309000, 82618000]

約数ペア:

[(1, 82618000), (2, 41309000), (4, 20654500), (5, 16523600), (8, 10327250), (10, 8261800), (16, 5163625), (20, 4130900), (25, 3304720), (40, 2065450), (50, 1652360), (80, 1032725), (100, 826180), (101, 818000), (125, 660944), (200, 413090), (202, 409000), (250, 330472), (400, 206545), (404, 204500), (409, 202000), (500, 165236), (505, 163600), (808, 102250), (818, 101000), (1000, 82618), (1010, 81800), (1616, 51125), (1636, 50500), (2000, 41309), (2020, 40900), (2045, 40400), (2525, 32720), (3272, 25250), (4040, 20450), (4090, 20200), (5050, 16360), (6544, 12625), (8080, 10225), (8180, 10100)]