64240900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{33811}}^1$

素因数の和:33844

約数の個数: 36

約数和(自身を含む): 146744080

約数和(自身を除く): 82503180

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 33811, 67622, 135244, 169055, 338110, 642409, 676220, 845275, 1284818, 1690550, 2569636, 3212045, 3381100, 6424090, 12848180, 16060225, 32120450, 64240900]

約数ペア:

[(1, 64240900), (2, 32120450), (4, 16060225), (5, 12848180), (10, 6424090), (19, 3381100), (20, 3212045), (25, 2569636), (38, 1690550), (50, 1284818), (76, 845275), (95, 676220), (100, 642409), (190, 338110), (380, 169055), (475, 135244), (950, 67622), (1900, 33811)]