66390275

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{487}}^1$

素因数の和:564

約数の個数: 48

約数和(自身を含む): 101660160

約数和(自身を除く): 35269885

約数列:

[1, 5, 7, 19, 25, 35, 41, 95, 133, 175, 205, 287, 475, 487, 665, 779, 1025, 1435, 2435, 3325, 3409, 3895, 5453, 7175, 9253, 12175, 17045, 19475, 19967, 27265, 46265, 64771, 85225, 99835, 136325, 139769, 231325, 323855, 379373, 499175, 698845, 1619275, 1896865, 2655611, 3494225, 9484325, 13278055, 66390275]

約数ペア:

[(1, 66390275), (5, 13278055), (7, 9484325), (19, 3494225), (25, 2655611), (35, 1896865), (41, 1619275), (95, 698845), (133, 499175), (175, 379373), (205, 323855), (287, 231325), (475, 139769), (487, 136325), (665, 99835), (779, 85225), (1025, 64771), (1435, 46265), (2435, 27265), (3325, 19967), (3409, 19475), (3895, 17045), (5453, 12175), (7175, 9253)]