1809433600

素因数分解:

$2^{10}\times 5^2\times {\mathrm{13}}^1\times {\mathrm{5437}}^1$

素因数の和:5480

約数の個数: 132

約数和(自身を含む): 4831108324

約数和(自身を除く): 3021674724

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 128, 130, 160, 200, 208, 256, 260, 320, 325, 400, 416, 512, 520, 640, 650, 800, 832, 1024, 1040, 1280, 1300, 1600, 1664, 2080, 2560, 2600, 3200, 3328, 4160, 5120, 5200, 5437, 6400, 6656, 8320, 10400, 10874, 12800, 13312, 16640, 20800, 21748, 25600, 27185, 33280, 41600, 43496, 54370, 66560, 70681, 83200, 86992, 108740, 135925, 141362, 166400, 173984, 217480, 271850, 282724, 332800, 347968, 353405, 434960, 543700, 565448, 695936, 706810, 869920, 1087400, 1130896, 1391872, 1413620, 1739840, 1767025, 2174800, 2261792, 2783744, 2827240, 3479680, 3534050, 4349600, 4523584, 5567488, 5654480, 6959360, 7068100, 8699200, 9047168, 11308960, 13918720, 14136200, 17398400, 18094336, 22617920, 27837440, 28272400, 34796800, 36188672, 45235840, 56544800, 69593600, 72377344, 90471680, 113089600, 139187200, 180943360, 226179200, 361886720, 452358400, 904716800, 1809433600]

約数ペア:

[(1, 1809433600), (2, 904716800), (4, 452358400), (5, 361886720), (8, 226179200), (10, 180943360), (13, 139187200), (16, 113089600), (20, 90471680), (25, 72377344), (26, 69593600), (32, 56544800), (40, 45235840), (50, 36188672), (52, 34796800), (64, 28272400), (65, 27837440), (80, 22617920), (100, 18094336), (104, 17398400), (128, 14136200), (130, 13918720), (160, 11308960), (200, 9047168), (208, 8699200), (256, 7068100), (260, 6959360), (320, 5654480), (325, 5567488), (400, 4523584), (416, 4349600), (512, 3534050), (520, 3479680), (640, 2827240), (650, 2783744), (800, 2261792), (832, 2174800), (1024, 1767025), (1040, 1739840), (1280, 1413620), (1300, 1391872), (1600, 1130896), (1664, 1087400), (2080, 869920), (2560, 706810), (2600, 695936), (3200, 565448), (3328, 543700), (4160, 434960), (5120, 353405), (5200, 347968), (5437, 332800), (6400, 282724), (6656, 271850), (8320, 217480), (10400, 173984), (10874, 166400), (12800, 141362), (13312, 135925), (16640, 108740), (20800, 86992), (21748, 83200), (25600, 70681), (27185, 66560), (33280, 54370), (41600, 43496)]