10020500

素因数分解:

$2^2\times 5^3\times 7^2\times {\mathrm{409}}^1$

素因数の和:442

約数の個数: 72

約数和(自身を含む): 25520040

約数和(自身を除く): 15499540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 125, 140, 175, 196, 245, 250, 350, 409, 490, 500, 700, 818, 875, 980, 1225, 1636, 1750, 2045, 2450, 2863, 3500, 4090, 4900, 5726, 6125, 8180, 10225, 11452, 12250, 14315, 20041, 20450, 24500, 28630, 40082, 40900, 51125, 57260, 71575, 80164, 100205, 102250, 143150, 200410, 204500, 286300, 357875, 400820, 501025, 715750, 1002050, 1431500, 2004100, 2505125, 5010250, 10020500]

約数ペア:

[(1, 10020500), (2, 5010250), (4, 2505125), (5, 2004100), (7, 1431500), (10, 1002050), (14, 715750), (20, 501025), (25, 400820), (28, 357875), (35, 286300), (49, 204500), (50, 200410), (70, 143150), (98, 102250), (100, 100205), (125, 80164), (140, 71575), (175, 57260), (196, 51125), (245, 40900), (250, 40082), (350, 28630), (409, 24500), (490, 20450), (500, 20041), (700, 14315), (818, 12250), (875, 11452), (980, 10225), (1225, 8180), (1636, 6125), (1750, 5726), (2045, 4900), (2450, 4090), (2863, 3500)]