85129100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3923}}^1$

素因数の和:3975

約数の個数: 72

約数和(自身を含む): 217986048

約数和(自身を除く): 132856948

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 50, 62, 70, 100, 124, 140, 155, 175, 217, 310, 350, 434, 620, 700, 775, 868, 1085, 1550, 2170, 3100, 3923, 4340, 5425, 7846, 10850, 15692, 19615, 21700, 27461, 39230, 54922, 78460, 98075, 109844, 121613, 137305, 196150, 243226, 274610, 392300, 486452, 549220, 608065, 686525, 851291, 1216130, 1373050, 1702582, 2432260, 2746100, 3040325, 3405164, 4256455, 6080650, 8512910, 12161300, 17025820, 21282275, 42564550, 85129100]

約数ペア:

[(1, 85129100), (2, 42564550), (4, 21282275), (5, 17025820), (7, 12161300), (10, 8512910), (14, 6080650), (20, 4256455), (25, 3405164), (28, 3040325), (31, 2746100), (35, 2432260), (50, 1702582), (62, 1373050), (70, 1216130), (100, 851291), (124, 686525), (140, 608065), (155, 549220), (175, 486452), (217, 392300), (310, 274610), (350, 243226), (434, 196150), (620, 137305), (700, 121613), (775, 109844), (868, 98075), (1085, 78460), (1550, 54922), (2170, 39230), (3100, 27461), (3923, 21700), (4340, 19615), (5425, 15692), (7846, 10850)]