81770350

素因数分解:

$2^1\times 5^2\times {\mathrm{739}}^1\times {\mathrm{2213}}^1$

素因数の和:2964

約数の個数: 24

約数和(自身を含む): 152367480

約数和(自身を除く): 70597130

約数列:

[1, 2, 5, 10, 25, 50, 739, 1478, 2213, 3695, 4426, 7390, 11065, 18475, 22130, 36950, 55325, 110650, 1635407, 3270814, 8177035, 16354070, 40885175, 81770350]

約数ペア:

[(1, 81770350), (2, 40885175), (5, 16354070), (10, 8177035), (25, 3270814), (50, 1635407), (739, 110650), (1478, 55325), (2213, 36950), (3695, 22130), (4426, 18475), (7390, 11065)]