15697731575

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{769}}^1\times {\mathrm{1117}}^1$

素因数の和:1956

約数の個数: 48

約数和(自身を含む): 21135834720

約数和(自身を除く): 5438103145

約数列:

[1, 5, 17, 25, 43, 85, 215, 425, 731, 769, 1075, 1117, 3655, 3845, 5585, 13073, 18275, 18989, 19225, 27925, 33067, 48031, 65365, 94945, 165335, 240155, 326825, 474725, 562139, 816527, 826675, 858973, 1200775, 2810695, 4082635, 4294865, 14053475, 14602541, 20413175, 21474325, 36935839, 73012705, 184679195, 365063525, 627909263, 923395975, 3139546315, 15697731575]

約数ペア:

[(1, 15697731575), (5, 3139546315), (17, 923395975), (25, 627909263), (43, 365063525), (85, 184679195), (215, 73012705), (425, 36935839), (731, 21474325), (769, 20413175), (1075, 14602541), (1117, 14053475), (3655, 4294865), (3845, 4082635), (5585, 2810695), (13073, 1200775), (18275, 858973), (18989, 826675), (19225, 816527), (27925, 562139), (33067, 474725), (48031, 326825), (65365, 240155), (94945, 165335)]