27884500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:314

約数の個数: 96

約数和(自身を含む): 72124416

約数和(自身を除く): 44239916

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 50, 62, 70, 100, 124, 125, 140, 155, 175, 217, 250, 257, 310, 350, 434, 500, 514, 620, 700, 775, 868, 875, 1028, 1085, 1285, 1550, 1750, 1799, 2170, 2570, 3100, 3500, 3598, 3875, 4340, 5140, 5425, 6425, 7196, 7750, 7967, 8995, 10850, 12850, 15500, 15934, 17990, 21700, 25700, 27125, 31868, 32125, 35980, 39835, 44975, 54250, 55769, 64250, 79670, 89950, 108500, 111538, 128500, 159340, 179900, 199175, 223076, 224875, 278845, 398350, 449750, 557690, 796700, 899500, 995875, 1115380, 1394225, 1991750, 2788450, 3983500, 5576900, 6971125, 13942250, 27884500]

約数ペア:

[(1, 27884500), (2, 13942250), (4, 6971125), (5, 5576900), (7, 3983500), (10, 2788450), (14, 1991750), (20, 1394225), (25, 1115380), (28, 995875), (31, 899500), (35, 796700), (50, 557690), (62, 449750), (70, 398350), (100, 278845), (124, 224875), (125, 223076), (140, 199175), (155, 179900), (175, 159340), (217, 128500), (250, 111538), (257, 108500), (310, 89950), (350, 79670), (434, 64250), (500, 55769), (514, 54250), (620, 44975), (700, 39835), (775, 35980), (868, 32125), (875, 31868), (1028, 27125), (1085, 25700), (1285, 21700), (1550, 17990), (1750, 15934), (1799, 15500), (2170, 12850), (2570, 10850), (3100, 8995), (3500, 7967), (3598, 7750), (3875, 7196), (4340, 6425), (5140, 5425)]