78220516

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{2089}}^1$

素因数の和:2164

約数の個数: 48

約数和(自身を含む): 160110720

約数和(自身を除く): 81890204

約数列:

[1, 2, 4, 11, 22, 23, 37, 44, 46, 74, 92, 148, 253, 407, 506, 814, 851, 1012, 1628, 1702, 2089, 3404, 4178, 8356, 9361, 18722, 22979, 37444, 45958, 48047, 77293, 91916, 96094, 154586, 192188, 309172, 528517, 850223, 1057034, 1700446, 1777739, 2114068, 3400892, 3555478, 7110956, 19555129, 39110258, 78220516]

約数ペア:

[(1, 78220516), (2, 39110258), (4, 19555129), (11, 7110956), (22, 3555478), (23, 3400892), (37, 2114068), (44, 1777739), (46, 1700446), (74, 1057034), (92, 850223), (148, 528517), (253, 309172), (407, 192188), (506, 154586), (814, 96094), (851, 91916), (1012, 77293), (1628, 48047), (1702, 45958), (2089, 37444), (3404, 22979), (4178, 18722), (8356, 9361)]