200052920

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{161333}}^1$

素因数の和:161375

約数の個数: 32

約数和(自身を含む): 464641920

約数和(自身を除く): 264589000

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 161333, 322666, 645332, 806665, 1290664, 1613330, 3226660, 5001323, 6453320, 10002646, 20005292, 25006615, 40010584, 50013230, 100026460, 200052920]

約数ペア:

[(1, 200052920), (2, 100026460), (4, 50013230), (5, 40010584), (8, 25006615), (10, 20005292), (20, 10002646), (31, 6453320), (40, 5001323), (62, 3226660), (124, 1613330), (155, 1290664), (248, 806665), (310, 645332), (620, 322666), (1240, 161333)]