25040002

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{661}}^1$

素因数の和:754

約数の個数: 32

約数和(自身を含む): 42706944

約数和(自身を除く): 17666942

約数列:

[1, 2, 13, 26, 31, 47, 62, 94, 403, 611, 661, 806, 1222, 1322, 1457, 2914, 8593, 17186, 18941, 20491, 31067, 37882, 40982, 62134, 266383, 403871, 532766, 807742, 963077, 1926154, 12520001, 25040002]

約数ペア:

[(1, 25040002), (2, 12520001), (13, 1926154), (26, 963077), (31, 807742), (47, 532766), (62, 403871), (94, 266383), (403, 62134), (611, 40982), (661, 37882), (806, 31067), (1222, 20491), (1322, 18941), (1457, 17186), (2914, 8593)]