129185104

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{1039}}^1$

素因数の和:1475

約数の個数: 40

約数和(自身を含む): 264368000

約数和(自身を除く): 135182896

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 409, 818, 1039, 1636, 2078, 3272, 4156, 6544, 7771, 8312, 15542, 16624, 19741, 31084, 39482, 62168, 78964, 124336, 157928, 315856, 424951, 849902, 1699804, 3399608, 6799216, 8074069, 16148138, 32296276, 64592552, 129185104]

約数ペア:

[(1, 129185104), (2, 64592552), (4, 32296276), (8, 16148138), (16, 8074069), (19, 6799216), (38, 3399608), (76, 1699804), (152, 849902), (304, 424951), (409, 315856), (818, 157928), (1039, 124336), (1636, 78964), (2078, 62168), (3272, 39482), (4156, 31084), (6544, 19741), (7771, 16624), (8312, 15542)]