208857832820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{4989437}}^1$

素因数の和:4989489

約数の個数: 96

約数和(自身を含む): 563287592448

約数和(自身を除く): 354429759628

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 23, 26, 28, 35, 46, 52, 65, 70, 91, 92, 115, 130, 140, 161, 182, 230, 260, 299, 322, 364, 455, 460, 598, 644, 805, 910, 1196, 1495, 1610, 1820, 2093, 2990, 3220, 4186, 5980, 8372, 10465, 20930, 41860, 4989437, 9978874, 19957748, 24947185, 34926059, 49894370, 64862681, 69852118, 99788740, 114757051, 129725362, 139704236, 174630295, 229514102, 259450724, 324313405, 349260590, 454038767, 459028204, 573785255, 648626810, 698521180, 803299357, 908077534, 1147570510, 1297253620, 1491841663, 1606598714, 1816155068, 2270193835, 2295141020, 2983683326, 3213197428, 4016496785, 4540387670, 5967366652, 7459208315, 8032993570, 9080775340, 10442891641, 14918416630, 16065987140, 20885783282, 29836833260, 41771566564, 52214458205, 104428916410, 208857832820]

約数ペア:

[(1, 208857832820), (2, 104428916410), (4, 52214458205), (5, 41771566564), (7, 29836833260), (10, 20885783282), (13, 16065987140), (14, 14918416630), (20, 10442891641), (23, 9080775340), (26, 8032993570), (28, 7459208315), (35, 5967366652), (46, 4540387670), (52, 4016496785), (65, 3213197428), (70, 2983683326), (91, 2295141020), (92, 2270193835), (115, 1816155068), (130, 1606598714), (140, 1491841663), (161, 1297253620), (182, 1147570510), (230, 908077534), (260, 803299357), (299, 698521180), (322, 648626810), (364, 573785255), (455, 459028204), (460, 454038767), (598, 349260590), (644, 324313405), (805, 259450724), (910, 229514102), (1196, 174630295), (1495, 139704236), (1610, 129725362), (1820, 114757051), (2093, 99788740), (2990, 69852118), (3220, 64862681), (4186, 49894370), (5980, 34926059), (8372, 24947185), (10465, 19957748), (20930, 9978874), (41860, 4989437)]