66935575

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{491}}^1$

素因数の和:568

約数の個数: 48

約数和(自身を含む): 102493440

約数和(自身を除く): 35557865

約数列:

[1, 5, 7, 19, 25, 35, 41, 95, 133, 175, 205, 287, 475, 491, 665, 779, 1025, 1435, 2455, 3325, 3437, 3895, 5453, 7175, 9329, 12275, 17185, 19475, 20131, 27265, 46645, 65303, 85925, 100655, 136325, 140917, 233225, 326515, 382489, 503275, 704585, 1632575, 1912445, 2677423, 3522925, 9562225, 13387115, 66935575]

約数ペア:

[(1, 66935575), (5, 13387115), (7, 9562225), (19, 3522925), (25, 2677423), (35, 1912445), (41, 1632575), (95, 704585), (133, 503275), (175, 382489), (205, 326515), (287, 233225), (475, 140917), (491, 136325), (665, 100655), (779, 85925), (1025, 65303), (1435, 46645), (2455, 27265), (3325, 20131), (3437, 19475), (3895, 17185), (5453, 12275), (7175, 9329)]