74795720

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{35281}}^1$

素因数の和:35345

約数の個数: 32

約数和(自身を含む): 171470520

約数和(自身を除く): 96674800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 35281, 70562, 141124, 176405, 282248, 352810, 705620, 1411240, 1869893, 3739786, 7479572, 9349465, 14959144, 18698930, 37397860, 74795720]

約数ペア:

[(1, 74795720), (2, 37397860), (4, 18698930), (5, 14959144), (8, 9349465), (10, 7479572), (20, 3739786), (40, 1869893), (53, 1411240), (106, 705620), (212, 352810), (265, 282248), (424, 176405), (530, 141124), (1060, 70562), (2120, 35281)]