51392572

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^3\times {\mathrm{197}}^1$

素因数の和:248

約数の個数: 72

約数和(自身を含む): 115658928

約数和(自身を除く): 64266356

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 121, 154, 196, 197, 242, 308, 394, 484, 539, 788, 847, 1078, 1331, 1379, 1694, 2156, 2167, 2662, 2758, 3388, 4334, 5324, 5516, 5929, 8668, 9317, 9653, 11858, 15169, 18634, 19306, 23716, 23837, 30338, 37268, 38612, 47674, 60676, 65219, 95348, 106183, 130438, 166859, 212366, 260876, 262207, 333718, 424732, 524414, 667436, 1048828, 1168013, 1835449, 2336026, 3670898, 4672052, 7341796, 12848143, 25696286, 51392572]

約数ペア:

[(1, 51392572), (2, 25696286), (4, 12848143), (7, 7341796), (11, 4672052), (14, 3670898), (22, 2336026), (28, 1835449), (44, 1168013), (49, 1048828), (77, 667436), (98, 524414), (121, 424732), (154, 333718), (196, 262207), (197, 260876), (242, 212366), (308, 166859), (394, 130438), (484, 106183), (539, 95348), (788, 65219), (847, 60676), (1078, 47674), (1331, 38612), (1379, 37268), (1694, 30338), (2156, 23837), (2167, 23716), (2662, 19306), (2758, 18634), (3388, 15169), (4334, 11858), (5324, 9653), (5516, 9317), (5929, 8668)]