251822090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{27283}}^1$

素因数の和:27374

約数の個数: 32

約数和(自身を含む): 495040896

約数和(自身を除く): 243218806

約数列:

[1, 2, 5, 10, 13, 26, 65, 71, 130, 142, 355, 710, 923, 1846, 4615, 9230, 27283, 54566, 136415, 272830, 354679, 709358, 1773395, 1937093, 3546790, 3874186, 9685465, 19370930, 25182209, 50364418, 125911045, 251822090]

約数ペア:

[(1, 251822090), (2, 125911045), (5, 50364418), (10, 25182209), (13, 19370930), (26, 9685465), (65, 3874186), (71, 3546790), (130, 1937093), (142, 1773395), (355, 709358), (710, 354679), (923, 272830), (1846, 136415), (4615, 54566), (9230, 27283)]