51719850

素因数分解:

$2^1\times 3^3\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1$

素因数の和:462

約数の個数: 192

約数和(自身を含む): 175822080

約数和(自身を除く): 124102230

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 25, 26, 27, 30, 35, 39, 42, 45, 50, 54, 63, 65, 70, 75, 78, 90, 91, 105, 117, 126, 130, 135, 150, 175, 182, 189, 195, 210, 225, 234, 270, 273, 315, 325, 350, 351, 378, 390, 421, 450, 455, 525, 546, 585, 630, 650, 675, 702, 819, 842, 910, 945, 975, 1050, 1170, 1263, 1350, 1365, 1575, 1638, 1755, 1890, 1950, 2105, 2275, 2457, 2526, 2730, 2925, 2947, 3150, 3510, 3789, 4095, 4210, 4550, 4725, 4914, 5473, 5850, 5894, 6315, 6825, 7578, 8190, 8775, 8841, 9450, 10525, 10946, 11367, 12285, 12630, 13650, 14735, 16419, 17550, 17682, 18945, 20475, 21050, 22734, 24570, 26523, 27365, 29470, 31575, 32838, 37890, 38311, 40950, 44205, 49257, 53046, 54730, 56835, 61425, 63150, 73675, 76622, 79569, 82095, 88410, 94725, 98514, 113670, 114933, 122850, 132615, 136825, 147350, 147771, 159138, 164190, 189450, 191555, 221025, 229866, 246285, 265230, 273650, 284175, 295542, 344799, 383110, 397845, 410475, 442050, 492570, 568350, 574665, 663075, 689598, 738855, 795690, 820950, 957775, 1034397, 1149330, 1231425, 1326150, 1477710, 1723995, 1915550, 1989225, 2068794, 2462850, 2873325, 3447990, 3694275, 3978450, 5171985, 5746650, 7388550, 8619975, 10343970, 17239950, 25859925, 51719850]

約数ペア:

[(1, 51719850), (2, 25859925), (3, 17239950), (5, 10343970), (6, 8619975), (7, 7388550), (9, 5746650), (10, 5171985), (13, 3978450), (14, 3694275), (15, 3447990), (18, 2873325), (21, 2462850), (25, 2068794), (26, 1989225), (27, 1915550), (30, 1723995), (35, 1477710), (39, 1326150), (42, 1231425), (45, 1149330), (50, 1034397), (54, 957775), (63, 820950), (65, 795690), (70, 738855), (75, 689598), (78, 663075), (90, 574665), (91, 568350), (105, 492570), (117, 442050), (126, 410475), (130, 397845), (135, 383110), (150, 344799), (175, 295542), (182, 284175), (189, 273650), (195, 265230), (210, 246285), (225, 229866), (234, 221025), (270, 191555), (273, 189450), (315, 164190), (325, 159138), (350, 147771), (351, 147350), (378, 136825), (390, 132615), (421, 122850), (450, 114933), (455, 113670), (525, 98514), (546, 94725), (585, 88410), (630, 82095), (650, 79569), (675, 76622), (702, 73675), (819, 63150), (842, 61425), (910, 56835), (945, 54730), (975, 53046), (1050, 49257), (1170, 44205), (1263, 40950), (1350, 38311), (1365, 37890), (1575, 32838), (1638, 31575), (1755, 29470), (1890, 27365), (1950, 26523), (2105, 24570), (2275, 22734), (2457, 21050), (2526, 20475), (2730, 18945), (2925, 17682), (2947, 17550), (3150, 16419), (3510, 14735), (3789, 13650), (4095, 12630), (4210, 12285), (4550, 11367), (4725, 10946), (4914, 10525), (5473, 9450), (5850, 8841), (5894, 8775), (6315, 8190), (6825, 7578)]