2104900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:149

約数の個数: 72

約数和(自身を含む): 5444096

約数和(自身を除く): 3339196

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 50, 62, 70, 97, 100, 124, 140, 155, 175, 194, 217, 310, 350, 388, 434, 485, 620, 679, 700, 775, 868, 970, 1085, 1358, 1550, 1940, 2170, 2425, 2716, 3007, 3100, 3395, 4340, 4850, 5425, 6014, 6790, 9700, 10850, 12028, 13580, 15035, 16975, 21049, 21700, 30070, 33950, 42098, 60140, 67900, 75175, 84196, 105245, 150350, 210490, 300700, 420980, 526225, 1052450, 2104900]

約数ペア:

[(1, 2104900), (2, 1052450), (4, 526225), (5, 420980), (7, 300700), (10, 210490), (14, 150350), (20, 105245), (25, 84196), (28, 75175), (31, 67900), (35, 60140), (50, 42098), (62, 33950), (70, 30070), (97, 21700), (100, 21049), (124, 16975), (140, 15035), (155, 13580), (175, 12028), (194, 10850), (217, 9700), (310, 6790), (350, 6014), (388, 5425), (434, 4850), (485, 4340), (620, 3395), (679, 3100), (700, 3007), (775, 2716), (868, 2425), (970, 2170), (1085, 1940), (1358, 1550)]