19182100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{409}}^1$

素因数の和:497

約数の個数: 72

約数和(自身を含む): 48399680

約数和(自身を除く): 29217580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 67, 70, 100, 134, 140, 175, 268, 335, 350, 409, 469, 670, 700, 818, 938, 1340, 1636, 1675, 1876, 2045, 2345, 2863, 3350, 4090, 4690, 5726, 6700, 8180, 9380, 10225, 11452, 11725, 14315, 20450, 23450, 27403, 28630, 40900, 46900, 54806, 57260, 71575, 109612, 137015, 143150, 191821, 274030, 286300, 383642, 548060, 685075, 767284, 959105, 1370150, 1918210, 2740300, 3836420, 4795525, 9591050, 19182100]

約数ペア:

[(1, 19182100), (2, 9591050), (4, 4795525), (5, 3836420), (7, 2740300), (10, 1918210), (14, 1370150), (20, 959105), (25, 767284), (28, 685075), (35, 548060), (50, 383642), (67, 286300), (70, 274030), (100, 191821), (134, 143150), (140, 137015), (175, 109612), (268, 71575), (335, 57260), (350, 54806), (409, 46900), (469, 40900), (670, 28630), (700, 27403), (818, 23450), (938, 20450), (1340, 14315), (1636, 11725), (1675, 11452), (1876, 10225), (2045, 9380), (2345, 8180), (2863, 6700), (3350, 5726), (4090, 4690)]