49243040

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{571}}^1$

素因数の和:611

約数の個数: 144

約数和(自身を含む): 147891744

約数和(自身を除く): 98648704

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 49, 55, 56, 70, 77, 80, 88, 98, 110, 112, 140, 154, 160, 176, 196, 220, 224, 245, 280, 308, 352, 385, 392, 440, 490, 539, 560, 571, 616, 770, 784, 880, 980, 1078, 1120, 1142, 1232, 1540, 1568, 1760, 1960, 2156, 2284, 2464, 2695, 2855, 3080, 3920, 3997, 4312, 4568, 5390, 5710, 6160, 6281, 7840, 7994, 8624, 9136, 10780, 11420, 12320, 12562, 15988, 17248, 18272, 19985, 21560, 22840, 25124, 27979, 31405, 31976, 39970, 43120, 43967, 45680, 50248, 55958, 62810, 63952, 79940, 86240, 87934, 91360, 100496, 111916, 125620, 127904, 139895, 159880, 175868, 200992, 219835, 223832, 251240, 279790, 307769, 319760, 351736, 439670, 447664, 502480, 559580, 615538, 639520, 703472, 879340, 895328, 1004960, 1119160, 1231076, 1406944, 1538845, 1758680, 2238320, 2462152, 3077690, 3517360, 4476640, 4924304, 6155380, 7034720, 9848608, 12310760, 24621520, 49243040]

約数ペア:

[(1, 49243040), (2, 24621520), (4, 12310760), (5, 9848608), (7, 7034720), (8, 6155380), (10, 4924304), (11, 4476640), (14, 3517360), (16, 3077690), (20, 2462152), (22, 2238320), (28, 1758680), (32, 1538845), (35, 1406944), (40, 1231076), (44, 1119160), (49, 1004960), (55, 895328), (56, 879340), (70, 703472), (77, 639520), (80, 615538), (88, 559580), (98, 502480), (110, 447664), (112, 439670), (140, 351736), (154, 319760), (160, 307769), (176, 279790), (196, 251240), (220, 223832), (224, 219835), (245, 200992), (280, 175868), (308, 159880), (352, 139895), (385, 127904), (392, 125620), (440, 111916), (490, 100496), (539, 91360), (560, 87934), (571, 86240), (616, 79940), (770, 63952), (784, 62810), (880, 55958), (980, 50248), (1078, 45680), (1120, 43967), (1142, 43120), (1232, 39970), (1540, 31976), (1568, 31405), (1760, 27979), (1960, 25124), (2156, 22840), (2284, 21560), (2464, 19985), (2695, 18272), (2855, 17248), (3080, 15988), (3920, 12562), (3997, 12320), (4312, 11420), (4568, 10780), (5390, 9136), (5710, 8624), (6160, 7994), (6281, 7840)]