128536816

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{7487}}^1$

素因数の和:7561

約数の個数: 40

約数和(自身を含む): 264625920

約数和(自身を除く): 136089104

約数列:

[1, 2, 4, 8, 16, 29, 37, 58, 74, 116, 148, 232, 296, 464, 592, 1073, 2146, 4292, 7487, 8584, 14974, 17168, 29948, 59896, 119792, 217123, 277019, 434246, 554038, 868492, 1108076, 1736984, 2216152, 3473968, 4432304, 8033551, 16067102, 32134204, 64268408, 128536816]

約数ペア:

[(1, 128536816), (2, 64268408), (4, 32134204), (8, 16067102), (16, 8033551), (29, 4432304), (37, 3473968), (58, 2216152), (74, 1736984), (116, 1108076), (148, 868492), (232, 554038), (296, 434246), (464, 277019), (592, 217123), (1073, 119792), (2146, 59896), (4292, 29948), (7487, 17168), (8584, 14974)]