71638892

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2339}}^1$

素因数の和:2406

約数の個数: 48

約数和(自身を含む): 146764800

約数和(自身を除く): 75125908

約数列:

[1, 2, 4, 13, 19, 26, 31, 38, 52, 62, 76, 124, 247, 403, 494, 589, 806, 988, 1178, 1612, 2339, 2356, 4678, 7657, 9356, 15314, 30407, 30628, 44441, 60814, 72509, 88882, 121628, 145018, 177764, 290036, 577733, 942617, 1155466, 1377671, 1885234, 2310932, 2755342, 3770468, 5510684, 17909723, 35819446, 71638892]

約数ペア:

[(1, 71638892), (2, 35819446), (4, 17909723), (13, 5510684), (19, 3770468), (26, 2755342), (31, 2310932), (38, 1885234), (52, 1377671), (62, 1155466), (76, 942617), (124, 577733), (247, 290036), (403, 177764), (494, 145018), (589, 121628), (806, 88882), (988, 72509), (1178, 60814), (1612, 44441), (2339, 30628), (2356, 30407), (4678, 15314), (7657, 9356)]