128583584

素因数分解:

$2^5\times {\mathrm{37}}^1\times {\mathrm{223}}^1\times {\mathrm{487}}^1$

素因数の和:757

約数の個数: 48

約数和(自身を含む): 261692928

約数和(自身を除く): 133109344

約数列:

[1, 2, 4, 8, 16, 32, 37, 74, 148, 223, 296, 446, 487, 592, 892, 974, 1184, 1784, 1948, 3568, 3896, 7136, 7792, 8251, 15584, 16502, 18019, 33004, 36038, 66008, 72076, 108601, 132016, 144152, 217202, 264032, 288304, 434404, 576608, 868808, 1737616, 3475232, 4018237, 8036474, 16072948, 32145896, 64291792, 128583584]

約数ペア:

[(1, 128583584), (2, 64291792), (4, 32145896), (8, 16072948), (16, 8036474), (32, 4018237), (37, 3475232), (74, 1737616), (148, 868808), (223, 576608), (296, 434404), (446, 288304), (487, 264032), (592, 217202), (892, 144152), (974, 132016), (1184, 108601), (1784, 72076), (1948, 66008), (3568, 36038), (3896, 33004), (7136, 18019), (7792, 16502), (8251, 15584)]