73542865

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{509}}^1$

素因数の和:633

約数の個数: 32

約数和(自身を含む): 100465920

約数和(自身を除く): 26923055

約数列:

[1, 5, 11, 37, 55, 71, 185, 355, 407, 509, 781, 2035, 2545, 2627, 3905, 5599, 13135, 18833, 27995, 28897, 36139, 94165, 144485, 180695, 207163, 397529, 1035815, 1337143, 1987645, 6685715, 14708573, 73542865]

約数ペア:

[(1, 73542865), (5, 14708573), (11, 6685715), (37, 1987645), (55, 1337143), (71, 1035815), (185, 397529), (355, 207163), (407, 180695), (509, 144485), (781, 94165), (2035, 36139), (2545, 28897), (2627, 27995), (3905, 18833), (5599, 13135)]