161987392

素因数分解:

$2^6\times 7^1\times {\mathrm{41}}^1\times {\mathrm{8819}}^1$

素因数の和:8879

約数の個数: 56

約数和(自身を含む): 376367040

約数和(自身を除く): 214379648

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 41, 56, 64, 82, 112, 164, 224, 287, 328, 448, 574, 656, 1148, 1312, 2296, 2624, 4592, 8819, 9184, 17638, 18368, 35276, 61733, 70552, 123466, 141104, 246932, 282208, 361579, 493864, 564416, 723158, 987728, 1446316, 1975456, 2531053, 2892632, 3950912, 5062106, 5785264, 10124212, 11570528, 20248424, 23141056, 40496848, 80993696, 161987392]

約数ペア:

[(1, 161987392), (2, 80993696), (4, 40496848), (7, 23141056), (8, 20248424), (14, 11570528), (16, 10124212), (28, 5785264), (32, 5062106), (41, 3950912), (56, 2892632), (64, 2531053), (82, 1975456), (112, 1446316), (164, 987728), (224, 723158), (287, 564416), (328, 493864), (448, 361579), (574, 282208), (656, 246932), (1148, 141104), (1312, 123466), (2296, 70552), (2624, 61733), (4592, 35276), (8819, 18368), (9184, 17638)]