389792975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{1019}}^1$

素因数の和:1160

約数の個数: 48

約数和(自身を含む): 573713280

約数和(自身を除く): 183920305

約数列:

[1, 5, 11, 13, 25, 55, 65, 107, 143, 275, 325, 535, 715, 1019, 1177, 1391, 2675, 3575, 5095, 5885, 6955, 11209, 13247, 15301, 25475, 29425, 34775, 56045, 66235, 76505, 109033, 145717, 280225, 331175, 382525, 545165, 728585, 1199363, 1417429, 2725825, 3642925, 5996815, 7087145, 15591719, 29984075, 35435725, 77958595, 389792975]

約数ペア:

[(1, 389792975), (5, 77958595), (11, 35435725), (13, 29984075), (25, 15591719), (55, 7087145), (65, 5996815), (107, 3642925), (143, 2725825), (275, 1417429), (325, 1199363), (535, 728585), (715, 545165), (1019, 382525), (1177, 331175), (1391, 280225), (2675, 145717), (3575, 109033), (5095, 76505), (5885, 66235), (6955, 56045), (11209, 34775), (13247, 29425), (15301, 25475)]