64373480

素因数分解:

$2^3\times 5^1\times {\mathrm{1237}}^1\times {\mathrm{1301}}^1$

素因数の和:2549

約数の個数: 32

約数和(自身を含む): 145068840

約数和(自身を除く): 80695360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1237, 1301, 2474, 2602, 4948, 5204, 6185, 6505, 9896, 10408, 12370, 13010, 24740, 26020, 49480, 52040, 1609337, 3218674, 6437348, 8046685, 12874696, 16093370, 32186740, 64373480]

約数ペア:

[(1, 64373480), (2, 32186740), (4, 16093370), (5, 12874696), (8, 8046685), (10, 6437348), (20, 3218674), (40, 1609337), (1237, 52040), (1301, 49480), (2474, 26020), (2602, 24740), (4948, 13010), (5204, 12370), (6185, 10408), (6505, 9896)]