65007890

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{7639}}^1$

素因数の和:7706

約数の個数: 32

約数和(自身を含む): 125418240

約数和(自身を除く): 60410350

約数列:

[1, 2, 5, 10, 23, 37, 46, 74, 115, 185, 230, 370, 851, 1702, 4255, 7639, 8510, 15278, 38195, 76390, 175697, 282643, 351394, 565286, 878485, 1413215, 1756970, 2826430, 6500789, 13001578, 32503945, 65007890]

約数ペア:

[(1, 65007890), (2, 32503945), (5, 13001578), (10, 6500789), (23, 2826430), (37, 1756970), (46, 1413215), (74, 878485), (115, 565286), (185, 351394), (230, 282643), (370, 175697), (851, 76390), (1702, 38195), (4255, 15278), (7639, 8510)]