128581616

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{283}}^1\times {\mathrm{389}}^1$

素因数の和:753

約数の個数: 40

約数和(自身を含む): 254083440

約数和(自身を除く): 125501824

約数列:

[1, 2, 4, 8, 16, 73, 146, 283, 292, 389, 566, 584, 778, 1132, 1168, 1556, 2264, 3112, 4528, 6224, 20659, 28397, 41318, 56794, 82636, 110087, 113588, 165272, 220174, 227176, 330544, 440348, 454352, 880696, 1761392, 8036351, 16072702, 32145404, 64290808, 128581616]

約数ペア:

[(1, 128581616), (2, 64290808), (4, 32145404), (8, 16072702), (16, 8036351), (73, 1761392), (146, 880696), (283, 454352), (292, 440348), (389, 330544), (566, 227176), (584, 220174), (778, 165272), (1132, 113588), (1168, 110087), (1556, 82636), (2264, 56794), (3112, 41318), (4528, 28397), (6224, 20659)]