200650090

素因数分解:

$2^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{51581}}^1$

素因数の和:51977

約数の個数: 16

約数和(自身を含む): 362105640

約数和(自身を除く): 161455550

約数列:

[1, 2, 5, 10, 389, 778, 1945, 3890, 51581, 103162, 257905, 515810, 20065009, 40130018, 100325045, 200650090]

約数ペア:

[(1, 200650090), (2, 100325045), (5, 40130018), (10, 20065009), (389, 515810), (778, 257905), (1945, 103162), (3890, 51581)]