78038720

素因数分解:

$2^6\times 5^1\times {\mathrm{243871}}^1$

素因数の和:243888

約数の個数: 28

約数和(自身を含む): 185830464

約数和(自身を除く): 107791744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 243871, 487742, 975484, 1219355, 1950968, 2438710, 3901936, 4877420, 7803872, 9754840, 15607744, 19509680, 39019360, 78038720]

約数ペア:

[(1, 78038720), (2, 39019360), (4, 19509680), (5, 15607744), (8, 9754840), (10, 7803872), (16, 4877420), (20, 3901936), (32, 2438710), (40, 1950968), (64, 1219355), (80, 975484), (160, 487742), (320, 243871)]