76917680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{137353}}^1$

素因数の和:137373

約数の個数: 40

約数和(自身を含む): 204382752

約数和(自身を除く): 127465072

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 137353, 274706, 549412, 686765, 961471, 1098824, 1373530, 1922942, 2197648, 2747060, 3845884, 4807355, 5494120, 7691768, 9614710, 10988240, 15383536, 19229420, 38458840, 76917680]

約数ペア:

[(1, 76917680), (2, 38458840), (4, 19229420), (5, 15383536), (7, 10988240), (8, 9614710), (10, 7691768), (14, 5494120), (16, 4807355), (20, 3845884), (28, 2747060), (35, 2197648), (40, 1922942), (56, 1373530), (70, 1098824), (80, 961471), (112, 686765), (140, 549412), (280, 274706), (560, 137353)]