679057340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{1361}}^1$

素因数の和:1503

約数の個数: 96

約数和(自身を含む): 1633746240

約数和(自身を除く): 954688900

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 101, 130, 190, 202, 247, 260, 380, 404, 494, 505, 988, 1010, 1235, 1313, 1361, 1919, 2020, 2470, 2626, 2722, 3838, 4940, 5252, 5444, 6565, 6805, 7676, 9595, 13130, 13610, 17693, 19190, 24947, 25859, 26260, 27220, 35386, 38380, 49894, 51718, 70772, 88465, 99788, 103436, 124735, 129295, 137461, 176930, 249470, 258590, 274922, 336167, 353860, 498940, 517180, 549844, 672334, 687305, 1344668, 1374610, 1680835, 1786993, 2611759, 2749220, 3361670, 3573986, 5223518, 6723340, 7147972, 8934965, 10447036, 13058795, 17869930, 26117590, 33952867, 35739860, 52235180, 67905734, 135811468, 169764335, 339528670, 679057340]

約数ペア:

[(1, 679057340), (2, 339528670), (4, 169764335), (5, 135811468), (10, 67905734), (13, 52235180), (19, 35739860), (20, 33952867), (26, 26117590), (38, 17869930), (52, 13058795), (65, 10447036), (76, 8934965), (95, 7147972), (101, 6723340), (130, 5223518), (190, 3573986), (202, 3361670), (247, 2749220), (260, 2611759), (380, 1786993), (404, 1680835), (494, 1374610), (505, 1344668), (988, 687305), (1010, 672334), (1235, 549844), (1313, 517180), (1361, 498940), (1919, 353860), (2020, 336167), (2470, 274922), (2626, 258590), (2722, 249470), (3838, 176930), (4940, 137461), (5252, 129295), (5444, 124735), (6565, 103436), (6805, 99788), (7676, 88465), (9595, 70772), (13130, 51718), (13610, 49894), (17693, 38380), (19190, 35386), (24947, 27220), (25859, 26260)]