168485000

素因数分解:

$2^3\times 5^4\times {\mathrm{31}}^1\times {\mathrm{1087}}^1$

素因数の和:1144

約数の個数: 80

約数和(自身を含む): 407869440

約数和(自身を除く): 239384440

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 100, 124, 125, 155, 200, 248, 250, 310, 500, 620, 625, 775, 1000, 1087, 1240, 1250, 1550, 2174, 2500, 3100, 3875, 4348, 5000, 5435, 6200, 7750, 8696, 10870, 15500, 19375, 21740, 27175, 31000, 33697, 38750, 43480, 54350, 67394, 77500, 108700, 134788, 135875, 155000, 168485, 217400, 269576, 271750, 336970, 543500, 673940, 679375, 842425, 1087000, 1347880, 1358750, 1684850, 2717500, 3369700, 4212125, 5435000, 6739400, 8424250, 16848500, 21060625, 33697000, 42121250, 84242500, 168485000]

約数ペア:

[(1, 168485000), (2, 84242500), (4, 42121250), (5, 33697000), (8, 21060625), (10, 16848500), (20, 8424250), (25, 6739400), (31, 5435000), (40, 4212125), (50, 3369700), (62, 2717500), (100, 1684850), (124, 1358750), (125, 1347880), (155, 1087000), (200, 842425), (248, 679375), (250, 673940), (310, 543500), (500, 336970), (620, 271750), (625, 269576), (775, 217400), (1000, 168485), (1087, 155000), (1240, 135875), (1250, 134788), (1550, 108700), (2174, 77500), (2500, 67394), (3100, 54350), (3875, 43480), (4348, 38750), (5000, 33697), (5435, 31000), (6200, 27175), (7750, 21740), (8696, 19375), (10870, 15500)]