180146785

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{347}}^1$

素因数の和:542

約数の個数: 48

約数和(自身を含む): 273260736

約数和(自身を除く): 93113951

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 163, 245, 347, 455, 637, 815, 1141, 1735, 2119, 2429, 3185, 4511, 5705, 7987, 10595, 12145, 14833, 17003, 22555, 31577, 39935, 56561, 74165, 85015, 103831, 157885, 221039, 282805, 395927, 519155, 735293, 1105195, 1979635, 2771489, 3676465, 5147051, 13857445, 25735255, 36029357, 180146785]

約数ペア:

[(1, 180146785), (5, 36029357), (7, 25735255), (13, 13857445), (35, 5147051), (49, 3676465), (65, 2771489), (91, 1979635), (163, 1105195), (245, 735293), (347, 519155), (455, 395927), (637, 282805), (815, 221039), (1141, 157885), (1735, 103831), (2119, 85015), (2429, 74165), (3185, 56561), (4511, 39935), (5705, 31577), (7987, 22555), (10595, 17003), (12145, 14833)]