49558145

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:234

約数の個数: 64

約数和(自身を含む): 79833600

約数和(自身を除く): 30275455

約数列:

[1, 5, 7, 13, 17, 35, 43, 65, 85, 91, 119, 149, 215, 221, 301, 455, 559, 595, 731, 745, 1043, 1105, 1505, 1547, 1937, 2533, 2795, 3655, 3913, 5117, 5215, 6407, 7735, 9503, 9685, 12665, 13559, 17731, 19565, 25585, 32035, 32929, 44849, 47515, 66521, 67795, 83291, 88655, 108919, 164645, 224245, 230503, 332605, 416455, 544595, 583037, 762433, 1152515, 1415947, 2915185, 3812165, 7079735, 9911629, 49558145]

約数ペア:

[(1, 49558145), (5, 9911629), (7, 7079735), (13, 3812165), (17, 2915185), (35, 1415947), (43, 1152515), (65, 762433), (85, 583037), (91, 544595), (119, 416455), (149, 332605), (215, 230503), (221, 224245), (301, 164645), (455, 108919), (559, 88655), (595, 83291), (731, 67795), (745, 66521), (1043, 47515), (1105, 44849), (1505, 32929), (1547, 32035), (1937, 25585), (2533, 19565), (2795, 17731), (3655, 13559), (3913, 12665), (5117, 9685), (5215, 9503), (6407, 7735)]