90408975

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{3083}}^1$

素因数の和:3136

約数の個数: 48

約数和(自身を含む): 165203712

約数和(自身を除く): 74794737

約数列:

[1, 3, 5, 15, 17, 23, 25, 51, 69, 75, 85, 115, 255, 345, 391, 425, 575, 1173, 1275, 1725, 1955, 3083, 5865, 9249, 9775, 15415, 29325, 46245, 52411, 70909, 77075, 157233, 212727, 231225, 262055, 354545, 786165, 1063635, 1205453, 1310275, 1772725, 3616359, 3930825, 5318175, 6027265, 18081795, 30136325, 90408975]

約数ペア:

[(1, 90408975), (3, 30136325), (5, 18081795), (15, 6027265), (17, 5318175), (23, 3930825), (25, 3616359), (51, 1772725), (69, 1310275), (75, 1205453), (85, 1063635), (115, 786165), (255, 354545), (345, 262055), (391, 231225), (425, 212727), (575, 157233), (1173, 77075), (1275, 70909), (1725, 52411), (1955, 46245), (3083, 29325), (5865, 15415), (9249, 9775)]