77588560

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{19793}}^1$

素因数の和:19820

約数の個数: 60

約数和(自身を含む): 209855988

約数和(自身を除く): 132267428

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 19793, 39586, 79172, 98965, 138551, 158344, 197930, 277102, 316688, 395860, 554204, 692755, 791720, 969857, 1108408, 1385510, 1583440, 1939714, 2216816, 2771020, 3879428, 4849285, 5542040, 7758856, 9698570, 11084080, 15517712, 19397140, 38794280, 77588560]

約数ペア:

[(1, 77588560), (2, 38794280), (4, 19397140), (5, 15517712), (7, 11084080), (8, 9698570), (10, 7758856), (14, 5542040), (16, 4849285), (20, 3879428), (28, 2771020), (35, 2216816), (40, 1939714), (49, 1583440), (56, 1385510), (70, 1108408), (80, 969857), (98, 791720), (112, 692755), (140, 554204), (196, 395860), (245, 316688), (280, 277102), (392, 197930), (490, 158344), (560, 138551), (784, 98965), (980, 79172), (1960, 39586), (3920, 19793)]