15934000

素因数分解:

$2^4\times 5^3\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:311

約数の個数: 80

約数和(自身を含む): 39926016

約数和(自身を除く): 23992016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 125, 155, 200, 248, 250, 257, 310, 400, 496, 500, 514, 620, 775, 1000, 1028, 1240, 1285, 1550, 2000, 2056, 2480, 2570, 3100, 3875, 4112, 5140, 6200, 6425, 7750, 7967, 10280, 12400, 12850, 15500, 15934, 20560, 25700, 31000, 31868, 32125, 39835, 51400, 62000, 63736, 64250, 79670, 102800, 127472, 128500, 159340, 199175, 257000, 318680, 398350, 514000, 637360, 796700, 995875, 1593400, 1991750, 3186800, 3983500, 7967000, 15934000]

約数ペア:

[(1, 15934000), (2, 7967000), (4, 3983500), (5, 3186800), (8, 1991750), (10, 1593400), (16, 995875), (20, 796700), (25, 637360), (31, 514000), (40, 398350), (50, 318680), (62, 257000), (80, 199175), (100, 159340), (124, 128500), (125, 127472), (155, 102800), (200, 79670), (248, 64250), (250, 63736), (257, 62000), (310, 51400), (400, 39835), (496, 32125), (500, 31868), (514, 31000), (620, 25700), (775, 20560), (1000, 15934), (1028, 15500), (1240, 12850), (1285, 12400), (1550, 10280), (2000, 7967), (2056, 7750), (2480, 6425), (2570, 6200), (3100, 5140), (3875, 4112)]