200445520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{379}}^1\times {\mathrm{601}}^1$

素因数の和:1004

約数の個数: 80

約数和(自身を含む): 510592320

約数和(自身を除く): 310146800

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 379, 440, 601, 758, 880, 1202, 1516, 1895, 2404, 3005, 3032, 3790, 4169, 4808, 6010, 6064, 6611, 7580, 8338, 9616, 12020, 13222, 15160, 16676, 20845, 24040, 26444, 30320, 33055, 33352, 41690, 48080, 52888, 66110, 66704, 83380, 105776, 132220, 166760, 227779, 264440, 333520, 455558, 528880, 911116, 1138895, 1822232, 2277790, 2505569, 3644464, 4555580, 5011138, 9111160, 10022276, 12527845, 18222320, 20044552, 25055690, 40089104, 50111380, 100222760, 200445520]

約数ペア:

[(1, 200445520), (2, 100222760), (4, 50111380), (5, 40089104), (8, 25055690), (10, 20044552), (11, 18222320), (16, 12527845), (20, 10022276), (22, 9111160), (40, 5011138), (44, 4555580), (55, 3644464), (80, 2505569), (88, 2277790), (110, 1822232), (176, 1138895), (220, 911116), (379, 528880), (440, 455558), (601, 333520), (758, 264440), (880, 227779), (1202, 166760), (1516, 132220), (1895, 105776), (2404, 83380), (3005, 66704), (3032, 66110), (3790, 52888), (4169, 48080), (4808, 41690), (6010, 33352), (6064, 33055), (6611, 30320), (7580, 26444), (8338, 24040), (9616, 20845), (12020, 16676), (13222, 15160)]