49898090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{6389}}^1$

素因数の和:6478

約数の個数: 32

約数和(自身を含む): 99377280

約数和(自身を除く): 49479190

約数列:

[1, 2, 5, 10, 11, 22, 55, 71, 110, 142, 355, 710, 781, 1562, 3905, 6389, 7810, 12778, 31945, 63890, 70279, 140558, 351395, 453619, 702790, 907238, 2268095, 4536190, 4989809, 9979618, 24949045, 49898090]

約数ペア:

[(1, 49898090), (2, 24949045), (5, 9979618), (10, 4989809), (11, 4536190), (22, 2268095), (55, 907238), (71, 702790), (110, 453619), (142, 351395), (355, 140558), (710, 70279), (781, 63890), (1562, 31945), (3905, 12778), (6389, 7810)]