78372975

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{61469}}^1$

素因数の和:61499

約数の個数: 24

約数和(自身を含む): 137201040

約数和(自身を除く): 58828065

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1275, 61469, 184407, 307345, 922035, 1044973, 1536725, 3134919, 4610175, 5224865, 15674595, 26124325, 78372975]

約数ペア:

[(1, 78372975), (3, 26124325), (5, 15674595), (15, 5224865), (17, 4610175), (25, 3134919), (51, 1536725), (75, 1044973), (85, 922035), (255, 307345), (425, 184407), (1275, 61469)]