51414740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6379}}^1$

素因数の和:6432

約数の個数: 48

約数和(自身を含む): 120046080

約数和(自身を除く): 68631340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 6379, 8060, 12758, 25516, 31895, 63790, 82927, 127580, 165854, 197749, 331708, 395498, 414635, 790996, 829270, 988745, 1658540, 1977490, 2570737, 3954980, 5141474, 10282948, 12853685, 25707370, 51414740]

約数ペア:

[(1, 51414740), (2, 25707370), (4, 12853685), (5, 10282948), (10, 5141474), (13, 3954980), (20, 2570737), (26, 1977490), (31, 1658540), (52, 988745), (62, 829270), (65, 790996), (124, 414635), (130, 395498), (155, 331708), (260, 197749), (310, 165854), (403, 127580), (620, 82927), (806, 63790), (1612, 31895), (2015, 25516), (4030, 12758), (6379, 8060)]