49199920

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{163}}^1$

素因数の和:208

約数の個数: 160

約数和(自身を含む): 146419200

約数和(自身を除く): 97219280

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 80, 88, 98, 110, 112, 140, 154, 163, 176, 196, 220, 245, 280, 308, 326, 343, 385, 392, 440, 490, 539, 560, 616, 652, 686, 770, 784, 815, 880, 980, 1078, 1141, 1232, 1304, 1372, 1540, 1630, 1715, 1793, 1960, 2156, 2282, 2608, 2695, 2744, 3080, 3260, 3430, 3586, 3773, 3920, 4312, 4564, 5390, 5488, 5705, 6160, 6520, 6860, 7172, 7546, 7987, 8624, 8965, 9128, 10780, 11410, 12551, 13040, 13720, 14344, 15092, 15974, 17930, 18256, 18865, 21560, 22820, 25102, 27440, 28688, 30184, 31948, 35860, 37730, 39935, 43120, 45640, 50204, 55909, 60368, 62755, 63896, 71720, 75460, 79870, 87857, 91280, 100408, 111818, 125510, 127792, 143440, 150920, 159740, 175714, 200816, 223636, 251020, 279545, 301840, 319480, 351428, 439285, 447272, 502040, 559090, 614999, 638960, 702856, 878570, 894544, 1004080, 1118180, 1229998, 1405712, 1757140, 2236360, 2459996, 3074995, 3514280, 4472720, 4919992, 6149990, 7028560, 9839984, 12299980, 24599960, 49199920]

約数ペア:

[(1, 49199920), (2, 24599960), (4, 12299980), (5, 9839984), (7, 7028560), (8, 6149990), (10, 4919992), (11, 4472720), (14, 3514280), (16, 3074995), (20, 2459996), (22, 2236360), (28, 1757140), (35, 1405712), (40, 1229998), (44, 1118180), (49, 1004080), (55, 894544), (56, 878570), (70, 702856), (77, 638960), (80, 614999), (88, 559090), (98, 502040), (110, 447272), (112, 439285), (140, 351428), (154, 319480), (163, 301840), (176, 279545), (196, 251020), (220, 223636), (245, 200816), (280, 175714), (308, 159740), (326, 150920), (343, 143440), (385, 127792), (392, 125510), (440, 111818), (490, 100408), (539, 91280), (560, 87857), (616, 79870), (652, 75460), (686, 71720), (770, 63896), (784, 62755), (815, 60368), (880, 55909), (980, 50204), (1078, 45640), (1141, 43120), (1232, 39935), (1304, 37730), (1372, 35860), (1540, 31948), (1630, 30184), (1715, 28688), (1793, 27440), (1960, 25102), (2156, 22820), (2282, 21560), (2608, 18865), (2695, 18256), (2744, 17930), (3080, 15974), (3260, 15092), (3430, 14344), (3586, 13720), (3773, 13040), (3920, 12551), (4312, 11410), (4564, 10780), (5390, 9128), (5488, 8965), (5705, 8624), (6160, 7987), (6520, 7546), (6860, 7172)]