845168128

素因数分解:

$2^9\times 7^1\times {\mathrm{31}}^1\times {\mathrm{7607}}^1$

素因数の和:7663

約数の個数: 80

約数和(自身を含む): 1992443904

約数和(自身を除く): 1147275776

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 256, 434, 448, 496, 512, 868, 896, 992, 1736, 1792, 1984, 3472, 3584, 3968, 6944, 7607, 7936, 13888, 15214, 15872, 27776, 30428, 53249, 55552, 60856, 106498, 111104, 121712, 212996, 235817, 243424, 425992, 471634, 486848, 851984, 943268, 973696, 1650719, 1703968, 1886536, 1947392, 3301438, 3407936, 3773072, 3894784, 6602876, 6815872, 7546144, 13205752, 13631744, 15092288, 26411504, 27263488, 30184576, 52823008, 60369152, 105646016, 120738304, 211292032, 422584064, 845168128]

約数ペア:

[(1, 845168128), (2, 422584064), (4, 211292032), (7, 120738304), (8, 105646016), (14, 60369152), (16, 52823008), (28, 30184576), (31, 27263488), (32, 26411504), (56, 15092288), (62, 13631744), (64, 13205752), (112, 7546144), (124, 6815872), (128, 6602876), (217, 3894784), (224, 3773072), (248, 3407936), (256, 3301438), (434, 1947392), (448, 1886536), (496, 1703968), (512, 1650719), (868, 973696), (896, 943268), (992, 851984), (1736, 486848), (1792, 471634), (1984, 425992), (3472, 243424), (3584, 235817), (3968, 212996), (6944, 121712), (7607, 111104), (7936, 106498), (13888, 60856), (15214, 55552), (15872, 53249), (27776, 30428)]