61638560

素因数分解:

$2^5\times 5^1\times {\mathrm{601}}^1\times {\mathrm{641}}^1$

素因数の和:1257

約数の個数: 48

約数和(自身を含む): 146090952

約数和(自身を除く): 84452392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 601, 641, 1202, 1282, 2404, 2564, 3005, 3205, 4808, 5128, 6010, 6410, 9616, 10256, 12020, 12820, 19232, 20512, 24040, 25640, 48080, 51280, 96160, 102560, 385241, 770482, 1540964, 1926205, 3081928, 3852410, 6163856, 7704820, 12327712, 15409640, 30819280, 61638560]

約数ペア:

[(1, 61638560), (2, 30819280), (4, 15409640), (5, 12327712), (8, 7704820), (10, 6163856), (16, 3852410), (20, 3081928), (32, 1926205), (40, 1540964), (80, 770482), (160, 385241), (601, 102560), (641, 96160), (1202, 51280), (1282, 48080), (2404, 25640), (2564, 24040), (3005, 20512), (3205, 19232), (4808, 12820), (5128, 12020), (6010, 10256), (6410, 9616)]