81176972

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{397}}^1$

素因数の和:546

約数の個数: 48

約数和(自身を含む): 157264128

約数和(自身を除く): 76087156

約数列:

[1, 2, 4, 17, 31, 34, 62, 68, 97, 124, 194, 388, 397, 527, 794, 1054, 1588, 1649, 2108, 3007, 3298, 6014, 6596, 6749, 12028, 12307, 13498, 24614, 26996, 38509, 49228, 51119, 77018, 102238, 154036, 204476, 209219, 418438, 654653, 836876, 1193779, 1309306, 2387558, 2618612, 4775116, 20294243, 40588486, 81176972]

約数ペア:

[(1, 81176972), (2, 40588486), (4, 20294243), (17, 4775116), (31, 2618612), (34, 2387558), (62, 1309306), (68, 1193779), (97, 836876), (124, 654653), (194, 418438), (388, 209219), (397, 204476), (527, 154036), (794, 102238), (1054, 77018), (1588, 51119), (1649, 49228), (2108, 38509), (3007, 26996), (3298, 24614), (6014, 13498), (6596, 12307), (6749, 12028)]