33380000

素因数分解:

$2^5\times 5^4\times {\mathrm{1669}}^1$

素因数の和:1699

約数の個数: 60

約数和(自身を含む): 82169010

約数和(自身を除く): 48789010

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 625, 800, 1000, 1250, 1669, 2000, 2500, 3338, 4000, 5000, 6676, 8345, 10000, 13352, 16690, 20000, 26704, 33380, 41725, 53408, 66760, 83450, 133520, 166900, 208625, 267040, 333800, 417250, 667600, 834500, 1043125, 1335200, 1669000, 2086250, 3338000, 4172500, 6676000, 8345000, 16690000, 33380000]

約数ペア:

[(1, 33380000), (2, 16690000), (4, 8345000), (5, 6676000), (8, 4172500), (10, 3338000), (16, 2086250), (20, 1669000), (25, 1335200), (32, 1043125), (40, 834500), (50, 667600), (80, 417250), (100, 333800), (125, 267040), (160, 208625), (200, 166900), (250, 133520), (400, 83450), (500, 66760), (625, 53408), (800, 41725), (1000, 33380), (1250, 26704), (1669, 20000), (2000, 16690), (2500, 13352), (3338, 10000), (4000, 8345), (5000, 6676)]