38657000

素因数分解:

$2^3\times 5^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:124

約数の個数: 128

約数和(自身を含む): 98841600

約数和(自身を除く): 60184600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 29, 31, 40, 43, 50, 58, 62, 86, 100, 116, 124, 125, 145, 155, 172, 200, 215, 232, 248, 250, 290, 310, 344, 430, 500, 580, 620, 725, 775, 860, 899, 1000, 1075, 1160, 1240, 1247, 1333, 1450, 1550, 1720, 1798, 2150, 2494, 2666, 2900, 3100, 3596, 3625, 3875, 4300, 4495, 4988, 5332, 5375, 5800, 6200, 6235, 6665, 7192, 7250, 7750, 8600, 8990, 9976, 10664, 10750, 12470, 13330, 14500, 15500, 17980, 21500, 22475, 24940, 26660, 29000, 31000, 31175, 33325, 35960, 38657, 43000, 44950, 49880, 53320, 62350, 66650, 77314, 89900, 112375, 124700, 133300, 154628, 155875, 166625, 179800, 193285, 224750, 249400, 266600, 309256, 311750, 333250, 386570, 449500, 623500, 666500, 773140, 899000, 966425, 1247000, 1333000, 1546280, 1932850, 3865700, 4832125, 7731400, 9664250, 19328500, 38657000]

約数ペア:

[(1, 38657000), (2, 19328500), (4, 9664250), (5, 7731400), (8, 4832125), (10, 3865700), (20, 1932850), (25, 1546280), (29, 1333000), (31, 1247000), (40, 966425), (43, 899000), (50, 773140), (58, 666500), (62, 623500), (86, 449500), (100, 386570), (116, 333250), (124, 311750), (125, 309256), (145, 266600), (155, 249400), (172, 224750), (200, 193285), (215, 179800), (232, 166625), (248, 155875), (250, 154628), (290, 133300), (310, 124700), (344, 112375), (430, 89900), (500, 77314), (580, 66650), (620, 62350), (725, 53320), (775, 49880), (860, 44950), (899, 43000), (1000, 38657), (1075, 35960), (1160, 33325), (1240, 31175), (1247, 31000), (1333, 29000), (1450, 26660), (1550, 24940), (1720, 22475), (1798, 21500), (2150, 17980), (2494, 15500), (2666, 14500), (2900, 13330), (3100, 12470), (3596, 10750), (3625, 10664), (3875, 9976), (4300, 8990), (4495, 8600), (4988, 7750), (5332, 7250), (5375, 7192), (5800, 6665), (6200, 6235)]