149809205

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:131

約数の個数: 96

約数和(自身を含む): 247357440

約数和(自身を除く): 97548235

約数列:

[1, 5, 7, 13, 19, 31, 35, 43, 65, 91, 95, 133, 155, 169, 215, 217, 247, 301, 403, 455, 559, 589, 665, 817, 845, 1085, 1183, 1235, 1333, 1505, 1729, 2015, 2795, 2821, 2945, 3211, 3913, 4085, 4123, 5239, 5719, 5915, 6665, 7267, 7657, 8645, 9331, 10621, 14105, 16055, 17329, 19565, 20615, 22477, 25327, 26195, 28595, 36335, 36673, 38285, 46655, 50869, 53105, 53599, 74347, 86645, 99541, 112385, 121303, 126635, 138073, 177289, 183365, 225277, 254345, 267995, 329251, 371735, 497705, 606515, 690365, 696787, 886445, 966511, 1126385, 1576939, 1646255, 2304757, 3483935, 4280263, 4832555, 7884695, 11523785, 21401315, 29961841, 149809205]

約数ペア:

[(1, 149809205), (5, 29961841), (7, 21401315), (13, 11523785), (19, 7884695), (31, 4832555), (35, 4280263), (43, 3483935), (65, 2304757), (91, 1646255), (95, 1576939), (133, 1126385), (155, 966511), (169, 886445), (215, 696787), (217, 690365), (247, 606515), (301, 497705), (403, 371735), (455, 329251), (559, 267995), (589, 254345), (665, 225277), (817, 183365), (845, 177289), (1085, 138073), (1183, 126635), (1235, 121303), (1333, 112385), (1505, 99541), (1729, 86645), (2015, 74347), (2795, 53599), (2821, 53105), (2945, 50869), (3211, 46655), (3913, 38285), (4085, 36673), (4123, 36335), (5239, 28595), (5719, 26195), (5915, 25327), (6665, 22477), (7267, 20615), (7657, 19565), (8645, 17329), (9331, 16055), (10621, 14105)]