66207725

素因数分解:

$5^2\times {\mathrm{29}}^2\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:182

約数の個数: 36

約数和(自身を含む): 88131264

約数和(自身を除く): 21923539

約数列:

[1, 5, 25, 29, 47, 67, 145, 235, 335, 725, 841, 1175, 1363, 1675, 1943, 3149, 4205, 6815, 9715, 15745, 21025, 34075, 39527, 48575, 56347, 78725, 91321, 197635, 281735, 456605, 988175, 1408675, 2283025, 2648309, 13241545, 66207725]

約数ペア:

[(1, 66207725), (5, 13241545), (25, 2648309), (29, 2283025), (47, 1408675), (67, 988175), (145, 456605), (235, 281735), (335, 197635), (725, 91321), (841, 78725), (1175, 56347), (1363, 48575), (1675, 39527), (1943, 34075), (3149, 21025), (4205, 15745), (6815, 9715)]