205592480

素因数分解:

$2^5\times 5^1\times {\mathrm{439}}^1\times {\mathrm{2927}}^1$

素因数の和:3381

約数の個数: 48

約数和(自身を含む): 486984960

約数和(自身を除く): 281392480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 439, 878, 1756, 2195, 2927, 3512, 4390, 5854, 7024, 8780, 11708, 14048, 14635, 17560, 23416, 29270, 35120, 46832, 58540, 70240, 93664, 117080, 234160, 468320, 1284953, 2569906, 5139812, 6424765, 10279624, 12849530, 20559248, 25699060, 41118496, 51398120, 102796240, 205592480]

約数ペア:

[(1, 205592480), (2, 102796240), (4, 51398120), (5, 41118496), (8, 25699060), (10, 20559248), (16, 12849530), (20, 10279624), (32, 6424765), (40, 5139812), (80, 2569906), (160, 1284953), (439, 468320), (878, 234160), (1756, 117080), (2195, 93664), (2927, 70240), (3512, 58540), (4390, 46832), (5854, 35120), (7024, 29270), (8780, 23416), (11708, 17560), (14048, 14635)]