28442050

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1$

素因数の和:105

約数の個数: 144

約数和(自身を含む): 71245440

約数和(自身を除く): 42803390

約数列:

[1, 2, 5, 7, 10, 13, 14, 19, 25, 26, 35, 38, 47, 49, 50, 65, 70, 91, 94, 95, 98, 130, 133, 175, 182, 190, 235, 245, 247, 266, 325, 329, 350, 455, 470, 475, 490, 494, 611, 637, 650, 658, 665, 893, 910, 931, 950, 1175, 1222, 1225, 1235, 1274, 1330, 1645, 1729, 1786, 1862, 2275, 2303, 2350, 2450, 2470, 3055, 3185, 3290, 3325, 3458, 4277, 4465, 4550, 4606, 4655, 6110, 6175, 6251, 6370, 6650, 8225, 8554, 8645, 8930, 9310, 11515, 11609, 12103, 12350, 12502, 15275, 15925, 16450, 17290, 21385, 22325, 23030, 23218, 23275, 24206, 29939, 30550, 31255, 31850, 42770, 43225, 43757, 44650, 46550, 57575, 58045, 59878, 60515, 62510, 81263, 86450, 87514, 106925, 115150, 116090, 121030, 149695, 156275, 162526, 213850, 218785, 290225, 299390, 302575, 312550, 406315, 437570, 568841, 580450, 605150, 748475, 812630, 1093925, 1137682, 1496950, 2031575, 2187850, 2844205, 4063150, 5688410, 14221025, 28442050]

約数ペア:

[(1, 28442050), (2, 14221025), (5, 5688410), (7, 4063150), (10, 2844205), (13, 2187850), (14, 2031575), (19, 1496950), (25, 1137682), (26, 1093925), (35, 812630), (38, 748475), (47, 605150), (49, 580450), (50, 568841), (65, 437570), (70, 406315), (91, 312550), (94, 302575), (95, 299390), (98, 290225), (130, 218785), (133, 213850), (175, 162526), (182, 156275), (190, 149695), (235, 121030), (245, 116090), (247, 115150), (266, 106925), (325, 87514), (329, 86450), (350, 81263), (455, 62510), (470, 60515), (475, 59878), (490, 58045), (494, 57575), (611, 46550), (637, 44650), (650, 43757), (658, 43225), (665, 42770), (893, 31850), (910, 31255), (931, 30550), (950, 29939), (1175, 24206), (1222, 23275), (1225, 23218), (1235, 23030), (1274, 22325), (1330, 21385), (1645, 17290), (1729, 16450), (1786, 15925), (1862, 15275), (2275, 12502), (2303, 12350), (2350, 12103), (2450, 11609), (2470, 11515), (3055, 9310), (3185, 8930), (3290, 8645), (3325, 8554), (3458, 8225), (4277, 6650), (4465, 6370), (4550, 6251), (4606, 6175), (4655, 6110)]