71388784

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{883}}^1$

素因数の和:1085

約数の個数: 40

約数和(自身を含む): 143816192

約数和(自身を除く): 72427408

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 163, 248, 326, 496, 652, 883, 1304, 1766, 2608, 3532, 5053, 7064, 10106, 14128, 20212, 27373, 40424, 54746, 80848, 109492, 143929, 218984, 287858, 437968, 575716, 1151432, 2302864, 4461799, 8923598, 17847196, 35694392, 71388784]

約数ペア:

[(1, 71388784), (2, 35694392), (4, 17847196), (8, 8923598), (16, 4461799), (31, 2302864), (62, 1151432), (124, 575716), (163, 437968), (248, 287858), (326, 218984), (496, 143929), (652, 109492), (883, 80848), (1304, 54746), (1766, 40424), (2608, 27373), (3532, 20212), (5053, 14128), (7064, 10106)]