66774385

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{263}}^1$

素因数の和:417

約数の個数: 32

約数和(自身を含む): 88957440

約数和(自身を除く): 22183055

約数列:

[1, 5, 17, 29, 85, 103, 145, 263, 493, 515, 1315, 1751, 2465, 2987, 4471, 7627, 8755, 14935, 22355, 27089, 38135, 50779, 129659, 135445, 253895, 460513, 648295, 785581, 2302565, 3927905, 13354877, 66774385]

約数ペア:

[(1, 66774385), (5, 13354877), (17, 3927905), (29, 2302565), (85, 785581), (103, 648295), (145, 460513), (263, 253895), (493, 135445), (515, 129659), (1315, 50779), (1751, 38135), (2465, 27089), (2987, 22355), (4471, 14935), (7627, 8755)]