201099170

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{2909}}^1$

素因数の和:3170

約数の個数: 32

約数和(自身を含む): 375459840

約数和(自身を除く): 174360670

約数列:

[1, 2, 5, 10, 31, 62, 155, 223, 310, 446, 1115, 2230, 2909, 5818, 6913, 13826, 14545, 29090, 34565, 69130, 90179, 180358, 450895, 648707, 901790, 1297414, 3243535, 6487070, 20109917, 40219834, 100549585, 201099170]

約数ペア:

[(1, 201099170), (2, 100549585), (5, 40219834), (10, 20109917), (31, 6487070), (62, 3243535), (155, 1297414), (223, 901790), (310, 648707), (446, 450895), (1115, 180358), (2230, 90179), (2909, 69130), (5818, 34565), (6913, 29090), (13826, 14545)]