51748970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:160

約数の個数: 128

約数和(自身を含む): 125314560

約数和(自身を除く): 73565590

約数列:

[1, 2, 5, 7, 10, 13, 14, 19, 26, 35, 38, 41, 65, 70, 73, 82, 91, 95, 130, 133, 146, 182, 190, 205, 247, 266, 287, 365, 410, 455, 494, 511, 533, 574, 665, 730, 779, 910, 949, 1022, 1066, 1235, 1330, 1387, 1435, 1558, 1729, 1898, 2470, 2555, 2665, 2774, 2870, 2993, 3458, 3731, 3895, 4745, 5110, 5330, 5453, 5986, 6643, 6935, 7462, 7790, 8645, 9490, 9709, 10127, 10906, 13286, 13870, 14965, 17290, 18031, 18655, 19418, 20254, 20951, 27265, 29930, 33215, 36062, 37310, 38909, 41902, 48545, 50635, 54530, 56867, 66430, 70889, 77818, 90155, 97090, 101270, 104755, 113734, 126217, 141778, 180310, 194545, 209510, 252434, 272363, 284335, 354445, 389090, 398069, 544726, 568670, 631085, 708890, 739271, 796138, 1262170, 1361815, 1478542, 1990345, 2723630, 3696355, 3980690, 5174897, 7392710, 10349794, 25874485, 51748970]

約数ペア:

[(1, 51748970), (2, 25874485), (5, 10349794), (7, 7392710), (10, 5174897), (13, 3980690), (14, 3696355), (19, 2723630), (26, 1990345), (35, 1478542), (38, 1361815), (41, 1262170), (65, 796138), (70, 739271), (73, 708890), (82, 631085), (91, 568670), (95, 544726), (130, 398069), (133, 389090), (146, 354445), (182, 284335), (190, 272363), (205, 252434), (247, 209510), (266, 194545), (287, 180310), (365, 141778), (410, 126217), (455, 113734), (494, 104755), (511, 101270), (533, 97090), (574, 90155), (665, 77818), (730, 70889), (779, 66430), (910, 56867), (949, 54530), (1022, 50635), (1066, 48545), (1235, 41902), (1330, 38909), (1387, 37310), (1435, 36062), (1558, 33215), (1729, 29930), (1898, 27265), (2470, 20951), (2555, 20254), (2665, 19418), (2774, 18655), (2870, 18031), (2993, 17290), (3458, 14965), (3731, 13870), (3895, 13286), (4745, 10906), (5110, 10127), (5330, 9709), (5453, 9490), (5986, 8645), (6643, 7790), (6935, 7462)]