81637528

素因数分解:

$2^3\times 7^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{113}}^1$

素因数の和:249

約数の個数: 96

約数和(自身を含む): 191041200

約数和(自身を除く): 109403672

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 49, 56, 76, 97, 98, 113, 133, 152, 194, 196, 226, 266, 388, 392, 452, 532, 679, 776, 791, 904, 931, 1064, 1358, 1582, 1843, 1862, 2147, 2716, 3164, 3686, 3724, 4294, 4753, 5432, 5537, 6328, 7372, 7448, 8588, 9506, 10961, 11074, 12901, 14744, 15029, 17176, 19012, 21922, 22148, 25802, 30058, 38024, 43844, 44296, 51604, 60116, 76727, 87688, 90307, 103208, 105203, 120232, 153454, 180614, 208259, 210406, 306908, 361228, 416518, 420812, 537089, 613816, 722456, 833036, 841624, 1074178, 1457813, 1666072, 2148356, 2915626, 4296712, 5831252, 10204691, 11662504, 20409382, 40818764, 81637528]

約数ペア:

[(1, 81637528), (2, 40818764), (4, 20409382), (7, 11662504), (8, 10204691), (14, 5831252), (19, 4296712), (28, 2915626), (38, 2148356), (49, 1666072), (56, 1457813), (76, 1074178), (97, 841624), (98, 833036), (113, 722456), (133, 613816), (152, 537089), (194, 420812), (196, 416518), (226, 361228), (266, 306908), (388, 210406), (392, 208259), (452, 180614), (532, 153454), (679, 120232), (776, 105203), (791, 103208), (904, 90307), (931, 87688), (1064, 76727), (1358, 60116), (1582, 51604), (1843, 44296), (1862, 43844), (2147, 38024), (2716, 30058), (3164, 25802), (3686, 22148), (3724, 21922), (4294, 19012), (4753, 17176), (5432, 15029), (5537, 14744), (6328, 12901), (7372, 11074), (7448, 10961), (8588, 9506)]