200974000

素因数分解:

$2^4\times 5^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1$

素因数の和:320

約数の個数: 160

約数和(自身を含む): 539001216

約数和(自身を除く): 338027216

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 25, 34, 40, 46, 50, 68, 80, 85, 92, 100, 115, 125, 136, 170, 184, 200, 230, 250, 257, 272, 340, 368, 391, 400, 425, 460, 500, 514, 575, 680, 782, 850, 920, 1000, 1028, 1150, 1285, 1360, 1564, 1700, 1840, 1955, 2000, 2056, 2125, 2300, 2570, 2875, 3128, 3400, 3910, 4112, 4250, 4369, 4600, 5140, 5750, 5911, 6256, 6425, 6800, 7820, 8500, 8738, 9200, 9775, 10280, 11500, 11822, 12850, 15640, 17000, 17476, 19550, 20560, 21845, 23000, 23644, 25700, 29555, 31280, 32125, 34000, 34952, 39100, 43690, 46000, 47288, 48875, 51400, 59110, 64250, 69904, 78200, 87380, 94576, 97750, 100487, 102800, 109225, 118220, 128500, 147775, 156400, 174760, 195500, 200974, 218450, 236440, 257000, 295550, 349520, 391000, 401948, 436900, 472880, 502435, 514000, 546125, 591100, 738875, 782000, 803896, 873800, 1004870, 1092250, 1182200, 1477750, 1607792, 1747600, 2009740, 2184500, 2364400, 2512175, 2955500, 4019480, 4369000, 5024350, 5911000, 8038960, 8738000, 10048700, 11822000, 12560875, 20097400, 25121750, 40194800, 50243500, 100487000, 200974000]

約数ペア:

[(1, 200974000), (2, 100487000), (4, 50243500), (5, 40194800), (8, 25121750), (10, 20097400), (16, 12560875), (17, 11822000), (20, 10048700), (23, 8738000), (25, 8038960), (34, 5911000), (40, 5024350), (46, 4369000), (50, 4019480), (68, 2955500), (80, 2512175), (85, 2364400), (92, 2184500), (100, 2009740), (115, 1747600), (125, 1607792), (136, 1477750), (170, 1182200), (184, 1092250), (200, 1004870), (230, 873800), (250, 803896), (257, 782000), (272, 738875), (340, 591100), (368, 546125), (391, 514000), (400, 502435), (425, 472880), (460, 436900), (500, 401948), (514, 391000), (575, 349520), (680, 295550), (782, 257000), (850, 236440), (920, 218450), (1000, 200974), (1028, 195500), (1150, 174760), (1285, 156400), (1360, 147775), (1564, 128500), (1700, 118220), (1840, 109225), (1955, 102800), (2000, 100487), (2056, 97750), (2125, 94576), (2300, 87380), (2570, 78200), (2875, 69904), (3128, 64250), (3400, 59110), (3910, 51400), (4112, 48875), (4250, 47288), (4369, 46000), (4600, 43690), (5140, 39100), (5750, 34952), (5911, 34000), (6256, 32125), (6425, 31280), (6800, 29555), (7820, 25700), (8500, 23644), (8738, 23000), (9200, 21845), (9775, 20560), (10280, 19550), (11500, 17476), (11822, 17000), (12850, 15640)]