51731100

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{229}}^1\times {\mathrm{251}}^1$

素因数の和:500

約数の個数: 108

約数和(自身を含む): 163505160

約数和(自身を除く): 111774060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 229, 251, 300, 450, 458, 502, 687, 753, 900, 916, 1004, 1145, 1255, 1374, 1506, 2061, 2259, 2290, 2510, 2748, 3012, 3435, 3765, 4122, 4518, 4580, 5020, 5725, 6275, 6870, 7530, 8244, 9036, 10305, 11295, 11450, 12550, 13740, 15060, 17175, 18825, 20610, 22590, 22900, 25100, 34350, 37650, 41220, 45180, 51525, 56475, 57479, 68700, 75300, 103050, 112950, 114958, 172437, 206100, 225900, 229916, 287395, 344874, 517311, 574790, 689748, 862185, 1034622, 1149580, 1436975, 1724370, 2069244, 2586555, 2873950, 3448740, 4310925, 5173110, 5747900, 8621850, 10346220, 12932775, 17243700, 25865550, 51731100]

約数ペア:

[(1, 51731100), (2, 25865550), (3, 17243700), (4, 12932775), (5, 10346220), (6, 8621850), (9, 5747900), (10, 5173110), (12, 4310925), (15, 3448740), (18, 2873950), (20, 2586555), (25, 2069244), (30, 1724370), (36, 1436975), (45, 1149580), (50, 1034622), (60, 862185), (75, 689748), (90, 574790), (100, 517311), (150, 344874), (180, 287395), (225, 229916), (229, 225900), (251, 206100), (300, 172437), (450, 114958), (458, 112950), (502, 103050), (687, 75300), (753, 68700), (900, 57479), (916, 56475), (1004, 51525), (1145, 45180), (1255, 41220), (1374, 37650), (1506, 34350), (2061, 25100), (2259, 22900), (2290, 22590), (2510, 20610), (2748, 18825), (3012, 17175), (3435, 15060), (3765, 13740), (4122, 12550), (4518, 11450), (4580, 11295), (5020, 10305), (5725, 9036), (6275, 8244), (6870, 7530)]