65794240

素因数分解:

$2^6\times 5^1\times {\mathrm{205607}}^1$

素因数の和:205624

約数の個数: 28

約数和(自身を含む): 156673296

約数和(自身を除く): 90879056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 205607, 411214, 822428, 1028035, 1644856, 2056070, 3289712, 4112140, 6579424, 8224280, 13158848, 16448560, 32897120, 65794240]

約数ペア:

[(1, 65794240), (2, 32897120), (4, 16448560), (5, 13158848), (8, 8224280), (10, 6579424), (16, 4112140), (20, 3289712), (32, 2056070), (40, 1644856), (64, 1028035), (80, 822428), (160, 411214), (320, 205607)]