2776782320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{13417}}^1$

素因数の和:13642

約数の個数: 80

約数和(自身を含む): 6988094400

約数和(自身を除く): 4211312080

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 199, 208, 260, 398, 520, 796, 995, 1040, 1592, 1990, 2587, 3184, 3980, 5174, 7960, 10348, 12935, 13417, 15920, 20696, 25870, 26834, 41392, 51740, 53668, 67085, 103480, 107336, 134170, 174421, 206960, 214672, 268340, 348842, 536680, 697684, 872105, 1073360, 1395368, 1744210, 2669983, 2790736, 3488420, 5339966, 6976840, 10679932, 13349915, 13953680, 21359864, 26699830, 34709779, 42719728, 53399660, 69419558, 106799320, 138839116, 173548895, 213598640, 277678232, 347097790, 555356464, 694195580, 1388391160, 2776782320]

約数ペア:

[(1, 2776782320), (2, 1388391160), (4, 694195580), (5, 555356464), (8, 347097790), (10, 277678232), (13, 213598640), (16, 173548895), (20, 138839116), (26, 106799320), (40, 69419558), (52, 53399660), (65, 42719728), (80, 34709779), (104, 26699830), (130, 21359864), (199, 13953680), (208, 13349915), (260, 10679932), (398, 6976840), (520, 5339966), (796, 3488420), (995, 2790736), (1040, 2669983), (1592, 1744210), (1990, 1395368), (2587, 1073360), (3184, 872105), (3980, 697684), (5174, 536680), (7960, 348842), (10348, 268340), (12935, 214672), (13417, 206960), (15920, 174421), (20696, 134170), (25870, 107336), (26834, 103480), (41392, 67085), (51740, 53668)]