20160541868525

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{25832773}}^1$

素因数の和:25832886

約数の個数: 48

約数和(自身を含む): 27676200752640

約数和(自身を除く): 7515658884115

約数列:

[1, 5, 19, 25, 31, 53, 95, 155, 265, 475, 589, 775, 1007, 1325, 1643, 2945, 5035, 8215, 14725, 25175, 31217, 41075, 156085, 780425, 25832773, 129163865, 490822687, 645819325, 800815963, 1369136969, 2454113435, 4004079815, 6845684845, 12270567175, 15215503297, 20020399075, 26013602411, 34228424225, 42443246039, 76077516485, 130068012055, 212216230195, 380387582425, 650340060275, 806421674741, 1061081150975, 4032108373705, 20160541868525]

約数ペア:

[(1, 20160541868525), (5, 4032108373705), (19, 1061081150975), (25, 806421674741), (31, 650340060275), (53, 380387582425), (95, 212216230195), (155, 130068012055), (265, 76077516485), (475, 42443246039), (589, 34228424225), (775, 26013602411), (1007, 20020399075), (1325, 15215503297), (1643, 12270567175), (2945, 6845684845), (5035, 4004079815), (8215, 2454113435), (14725, 1369136969), (25175, 800815963), (31217, 645819325), (41075, 490822687), (156085, 129163865), (780425, 25832773)]