51779560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{9733}}^1$

素因数の和:9770

約数の個数: 64

約数和(自身を含む): 140169600

約数和(自身を除く): 88390040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 9733, 19466, 38932, 48665, 68131, 77864, 97330, 136262, 184927, 194660, 272524, 340655, 369854, 389320, 545048, 681310, 739708, 924635, 1294489, 1362620, 1479416, 1849270, 2588978, 2725240, 3698540, 5177956, 6472445, 7397080, 10355912, 12944890, 25889780, 51779560]

約数ペア:

[(1, 51779560), (2, 25889780), (4, 12944890), (5, 10355912), (7, 7397080), (8, 6472445), (10, 5177956), (14, 3698540), (19, 2725240), (20, 2588978), (28, 1849270), (35, 1479416), (38, 1362620), (40, 1294489), (56, 924635), (70, 739708), (76, 681310), (95, 545048), (133, 389320), (140, 369854), (152, 340655), (190, 272524), (266, 194660), (280, 184927), (380, 136262), (532, 97330), (665, 77864), (760, 68131), (1064, 48665), (1330, 38932), (2660, 19466), (5320, 9733)]