187741580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{23293}}^1$

素因数の和:23346

約数の個数: 48

約数和(自身を含む): 438299904

約数和(自身を除く): 250558324

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, 8060, 23293, 46586, 93172, 116465, 232930, 302809, 465860, 605618, 722083, 1211236, 1444166, 1514045, 2888332, 3028090, 3610415, 6056180, 7220830, 9387079, 14441660, 18774158, 37548316, 46935395, 93870790, 187741580]

約数ペア:

[(1, 187741580), (2, 93870790), (4, 46935395), (5, 37548316), (10, 18774158), (13, 14441660), (20, 9387079), (26, 7220830), (31, 6056180), (52, 3610415), (62, 3028090), (65, 2888332), (124, 1514045), (130, 1444166), (155, 1211236), (260, 722083), (310, 605618), (403, 465860), (620, 302809), (806, 232930), (1612, 116465), (2015, 93172), (4030, 46586), (8060, 23293)]