290419610975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{173}}^1\times {\mathrm{1019}}^1$

素因数の和:1389

約数の個数: 96

約数和(自身を含む): 403926022080

約数和(自身を除く): 113506411105

約数列:

[1, 5, 13, 25, 37, 65, 137, 173, 185, 325, 481, 685, 865, 925, 1019, 1781, 2249, 2405, 3425, 4325, 5069, 5095, 6401, 8905, 11245, 12025, 13247, 23701, 25345, 25475, 32005, 37703, 44525, 56225, 65897, 66235, 83213, 118505, 126725, 139603, 160025, 176287, 188515, 308113, 329485, 331175, 416065, 490139, 592525, 698015, 876937, 881435, 942575, 1540565, 1647425, 1814839, 2080325, 2291731, 2450695, 3490075, 4384685, 4407175, 5165311, 6522619, 7702825, 9074195, 11400181, 11458655, 12253475, 21923425, 24151319, 25826555, 32613095, 45370975, 57000905, 57293275, 67149043, 84794047, 120756595, 129132775, 163065475, 285004525, 313967147, 335745215, 423970235, 603782975, 893598803, 1569835735, 1678726075, 2119851175, 4467994015, 7849178675, 11616784439, 22339970075, 58083922195, 290419610975]

約数ペア:

[(1, 290419610975), (5, 58083922195), (13, 22339970075), (25, 11616784439), (37, 7849178675), (65, 4467994015), (137, 2119851175), (173, 1678726075), (185, 1569835735), (325, 893598803), (481, 603782975), (685, 423970235), (865, 335745215), (925, 313967147), (1019, 285004525), (1781, 163065475), (2249, 129132775), (2405, 120756595), (3425, 84794047), (4325, 67149043), (5069, 57293275), (5095, 57000905), (6401, 45370975), (8905, 32613095), (11245, 25826555), (12025, 24151319), (13247, 21923425), (23701, 12253475), (25345, 11458655), (25475, 11400181), (32005, 9074195), (37703, 7702825), (44525, 6522619), (56225, 5165311), (65897, 4407175), (66235, 4384685), (83213, 3490075), (118505, 2450695), (126725, 2291731), (139603, 2080325), (160025, 1814839), (176287, 1647425), (188515, 1540565), (308113, 942575), (329485, 881435), (331175, 876937), (416065, 698015), (490139, 592525)]