74266790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{1439}}^1$

素因数の和:1856

約数の個数: 32

約数和(自身を含む): 144426240

約数和(自身を除く): 70159450

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 397, 794, 1439, 1985, 2878, 3970, 5161, 7195, 10322, 14390, 18707, 25805, 37414, 51610, 93535, 187070, 571283, 1142566, 2856415, 5712830, 7426679, 14853358, 37133395, 74266790]

約数ペア:

[(1, 74266790), (2, 37133395), (5, 14853358), (10, 7426679), (13, 5712830), (26, 2856415), (65, 1142566), (130, 571283), (397, 187070), (794, 93535), (1439, 51610), (1985, 37414), (2878, 25805), (3970, 18707), (5161, 14390), (7195, 10322)]