52171900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1103}}^1$

素因数の和:1171

約数の個数: 72

約数和(自身を含む): 126491904

約数和(自身を除く): 74320004

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 43, 44, 50, 55, 86, 100, 110, 172, 215, 220, 275, 430, 473, 550, 860, 946, 1075, 1100, 1103, 1892, 2150, 2206, 2365, 4300, 4412, 4730, 5515, 9460, 11030, 11825, 12133, 22060, 23650, 24266, 27575, 47300, 47429, 48532, 55150, 60665, 94858, 110300, 121330, 189716, 237145, 242660, 303325, 474290, 521719, 606650, 948580, 1043438, 1185725, 1213300, 2086876, 2371450, 2608595, 4742900, 5217190, 10434380, 13042975, 26085950, 52171900]

約数ペア:

[(1, 52171900), (2, 26085950), (4, 13042975), (5, 10434380), (10, 5217190), (11, 4742900), (20, 2608595), (22, 2371450), (25, 2086876), (43, 1213300), (44, 1185725), (50, 1043438), (55, 948580), (86, 606650), (100, 521719), (110, 474290), (172, 303325), (215, 242660), (220, 237145), (275, 189716), (430, 121330), (473, 110300), (550, 94858), (860, 60665), (946, 55150), (1075, 48532), (1100, 47429), (1103, 47300), (1892, 27575), (2150, 24266), (2206, 23650), (2365, 22060), (4300, 12133), (4412, 11825), (4730, 11030), (5515, 9460)]