256219988

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{3169}}^1$

素因数の和:3260

約数の個数: 48

約数和(自身を含む): 503269200

約数和(自身を除く): 247049212

約数列:

[1, 2, 4, 17, 29, 34, 41, 58, 68, 82, 116, 164, 493, 697, 986, 1189, 1394, 1972, 2378, 2788, 3169, 4756, 6338, 12676, 20213, 40426, 53873, 80852, 91901, 107746, 129929, 183802, 215492, 259858, 367604, 519716, 1562317, 2208793, 3124634, 3767941, 4417586, 6249268, 7535882, 8835172, 15071764, 64054997, 128109994, 256219988]

約数ペア:

[(1, 256219988), (2, 128109994), (4, 64054997), (17, 15071764), (29, 8835172), (34, 7535882), (41, 6249268), (58, 4417586), (68, 3767941), (82, 3124634), (116, 2208793), (164, 1562317), (493, 519716), (697, 367604), (986, 259858), (1189, 215492), (1394, 183802), (1972, 129929), (2378, 107746), (2788, 91901), (3169, 80852), (4756, 53873), (6338, 40426), (12676, 20213)]