129650816

素因数分解:

$2^7\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{937}}^1$

素因数の和:1021

約数の個数: 64

約数和(自身を含む): 275546880

約数和(自身を除く): 145896064

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 47, 64, 92, 94, 128, 184, 188, 368, 376, 736, 752, 937, 1081, 1472, 1504, 1874, 2162, 2944, 3008, 3748, 4324, 6016, 7496, 8648, 14992, 17296, 21551, 29984, 34592, 43102, 44039, 59968, 69184, 86204, 88078, 119936, 138368, 172408, 176156, 344816, 352312, 689632, 704624, 1012897, 1379264, 1409248, 2025794, 2758528, 2818496, 4051588, 5636992, 8103176, 16206352, 32412704, 64825408, 129650816]

約数ペア:

[(1, 129650816), (2, 64825408), (4, 32412704), (8, 16206352), (16, 8103176), (23, 5636992), (32, 4051588), (46, 2818496), (47, 2758528), (64, 2025794), (92, 1409248), (94, 1379264), (128, 1012897), (184, 704624), (188, 689632), (368, 352312), (376, 344816), (736, 176156), (752, 172408), (937, 138368), (1081, 119936), (1472, 88078), (1504, 86204), (1874, 69184), (2162, 59968), (2944, 44039), (3008, 43102), (3748, 34592), (4324, 29984), (6016, 21551), (7496, 17296), (8648, 14992)]