71359040

素因数分解:

$2^6\times 5^1\times {\mathrm{173}}^1\times {\mathrm{1289}}^1$

素因数の和:1479

約数の個数: 56

約数和(自身を含む): 171038520

約数和(自身を除く): 99679480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 173, 320, 346, 692, 865, 1289, 1384, 1730, 2578, 2768, 3460, 5156, 5536, 6445, 6920, 10312, 11072, 12890, 13840, 20624, 25780, 27680, 41248, 51560, 55360, 82496, 103120, 206240, 222997, 412480, 445994, 891988, 1114985, 1783976, 2229970, 3567952, 4459940, 7135904, 8919880, 14271808, 17839760, 35679520, 71359040]

約数ペア:

[(1, 71359040), (2, 35679520), (4, 17839760), (5, 14271808), (8, 8919880), (10, 7135904), (16, 4459940), (20, 3567952), (32, 2229970), (40, 1783976), (64, 1114985), (80, 891988), (160, 445994), (173, 412480), (320, 222997), (346, 206240), (692, 103120), (865, 82496), (1289, 55360), (1384, 51560), (1730, 41248), (2578, 27680), (2768, 25780), (3460, 20624), (5156, 13840), (5536, 12890), (6445, 11072), (6920, 10312)]