81590028

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{27527}}^1$

素因数の和:27566

約数の個数: 48

約数和(自身を含む): 215819520

約数和(自身を除く): 134229492

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 228, 247, 494, 741, 988, 1482, 2964, 27527, 55054, 82581, 110108, 165162, 330324, 357851, 523013, 715702, 1046026, 1073553, 1431404, 1569039, 2092052, 2147106, 3138078, 4294212, 6276156, 6799169, 13598338, 20397507, 27196676, 40795014, 81590028]

約数ペア:

[(1, 81590028), (2, 40795014), (3, 27196676), (4, 20397507), (6, 13598338), (12, 6799169), (13, 6276156), (19, 4294212), (26, 3138078), (38, 2147106), (39, 2092052), (52, 1569039), (57, 1431404), (76, 1073553), (78, 1046026), (114, 715702), (156, 523013), (228, 357851), (247, 330324), (494, 165162), (741, 110108), (988, 82581), (1482, 55054), (2964, 27527)]