78979700

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^2\times {\mathrm{1493}}^1$

素因数の和:1553

約数の個数: 54

約数和(自身を含む): 179281494

約数和(自身を除く): 100301794

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 230, 460, 529, 575, 1058, 1150, 1493, 2116, 2300, 2645, 2986, 5290, 5972, 7465, 10580, 13225, 14930, 26450, 29860, 34339, 37325, 52900, 68678, 74650, 137356, 149300, 171695, 343390, 686780, 789797, 858475, 1579594, 1716950, 3159188, 3433900, 3948985, 7897970, 15795940, 19744925, 39489850, 78979700]

約数ペア:

[(1, 78979700), (2, 39489850), (4, 19744925), (5, 15795940), (10, 7897970), (20, 3948985), (23, 3433900), (25, 3159188), (46, 1716950), (50, 1579594), (92, 858475), (100, 789797), (115, 686780), (230, 343390), (460, 171695), (529, 149300), (575, 137356), (1058, 74650), (1150, 68678), (1493, 52900), (2116, 37325), (2300, 34339), (2645, 29860), (2986, 26450), (5290, 14930), (5972, 13225), (7465, 10580)]