200865400

素因数分解:

$2^3\times 5^2\times {\mathrm{79}}^1\times {\mathrm{12713}}^1$

素因数の和:12808

約数の個数: 48

約数和(自身を含む): 472960800

約数和(自身を除く): 272095400

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 79, 100, 158, 200, 316, 395, 632, 790, 1580, 1975, 3160, 3950, 7900, 12713, 15800, 25426, 50852, 63565, 101704, 127130, 254260, 317825, 508520, 635650, 1004327, 1271300, 2008654, 2542600, 4017308, 5021635, 8034616, 10043270, 20086540, 25108175, 40173080, 50216350, 100432700, 200865400]

約数ペア:

[(1, 200865400), (2, 100432700), (4, 50216350), (5, 40173080), (8, 25108175), (10, 20086540), (20, 10043270), (25, 8034616), (40, 5021635), (50, 4017308), (79, 2542600), (100, 2008654), (158, 1271300), (200, 1004327), (316, 635650), (395, 508520), (632, 317825), (790, 254260), (1580, 127130), (1975, 101704), (3160, 63565), (3950, 50852), (7900, 25426), (12713, 15800)]