25057218

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1$

素因数の和:291

約数の個数: 64

約数和(自身を含む): 56453760

約数和(自身を除く): 31396542

約数列:

[1, 2, 3, 6, 17, 29, 34, 43, 51, 58, 86, 87, 102, 129, 174, 197, 258, 394, 493, 591, 731, 986, 1182, 1247, 1462, 1479, 2193, 2494, 2958, 3349, 3741, 4386, 5713, 6698, 7482, 8471, 10047, 11426, 16942, 17139, 20094, 21199, 25413, 34278, 42398, 50826, 63597, 97121, 127194, 144007, 194242, 245659, 288014, 291363, 432021, 491318, 582726, 736977, 864042, 1473954, 4176203, 8352406, 12528609, 25057218]

約数ペア:

[(1, 25057218), (2, 12528609), (3, 8352406), (6, 4176203), (17, 1473954), (29, 864042), (34, 736977), (43, 582726), (51, 491318), (58, 432021), (86, 291363), (87, 288014), (102, 245659), (129, 194242), (174, 144007), (197, 127194), (258, 97121), (394, 63597), (493, 50826), (591, 42398), (731, 34278), (986, 25413), (1182, 21199), (1247, 20094), (1462, 17139), (1479, 16942), (2193, 11426), (2494, 10047), (2958, 8471), (3349, 7482), (3741, 6698), (4386, 5713)]