51988005860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{1370269}}^1$

素因数の和:1370556

約数の個数: 48

約数和(自身を含む): 125231715840

約数和(自身を除く): 73243709980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 271, 542, 1084, 1355, 1897, 2710, 3794, 5420, 7588, 9485, 18970, 37940, 1370269, 2740538, 5481076, 6851345, 9591883, 13702690, 19183766, 27405380, 38367532, 47959415, 95918830, 191837660, 371342899, 742685798, 1485371596, 1856714495, 2599400293, 3713428990, 5198800586, 7426857980, 10397601172, 12997001465, 25994002930, 51988005860]

約数ペア:

[(1, 51988005860), (2, 25994002930), (4, 12997001465), (5, 10397601172), (7, 7426857980), (10, 5198800586), (14, 3713428990), (20, 2599400293), (28, 1856714495), (35, 1485371596), (70, 742685798), (140, 371342899), (271, 191837660), (542, 95918830), (1084, 47959415), (1355, 38367532), (1897, 27405380), (2710, 19183766), (3794, 13702690), (5420, 9591883), (7588, 6851345), (9485, 5481076), (18970, 2740538), (37940, 1370269)]