204565120

素因数分解:

$2^7\times 5^1\times {\mathrm{83}}^1\times {\mathrm{3851}}^1$

素因数の和:3953

約数の個数: 64

約数和(自身を含む): 495059040

約数和(自身を除く): 290493920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 83, 128, 160, 166, 320, 332, 415, 640, 664, 830, 1328, 1660, 2656, 3320, 3851, 5312, 6640, 7702, 10624, 13280, 15404, 19255, 26560, 30808, 38510, 53120, 61616, 77020, 123232, 154040, 246464, 308080, 319633, 492928, 616160, 639266, 1232320, 1278532, 1598165, 2464640, 2557064, 3196330, 5114128, 6392660, 10228256, 12785320, 20456512, 25570640, 40913024, 51141280, 102282560, 204565120]

約数ペア:

[(1, 204565120), (2, 102282560), (4, 51141280), (5, 40913024), (8, 25570640), (10, 20456512), (16, 12785320), (20, 10228256), (32, 6392660), (40, 5114128), (64, 3196330), (80, 2557064), (83, 2464640), (128, 1598165), (160, 1278532), (166, 1232320), (320, 639266), (332, 616160), (415, 492928), (640, 319633), (664, 308080), (830, 246464), (1328, 154040), (1660, 123232), (2656, 77020), (3320, 61616), (3851, 53120), (5312, 38510), (6640, 30808), (7702, 26560), (10624, 19255), (13280, 15404)]