65455550

素因数分解:

$2^1\times 5^2\times {\mathrm{991}}^1\times {\mathrm{1321}}^1$

素因数の和:2324

約数の個数: 24

約数和(自身を含む): 121962432

約数和(自身を除く): 56506882

約数列:

[1, 2, 5, 10, 25, 50, 991, 1321, 1982, 2642, 4955, 6605, 9910, 13210, 24775, 33025, 49550, 66050, 1309111, 2618222, 6545555, 13091110, 32727775, 65455550]

約数ペア:

[(1, 65455550), (2, 32727775), (5, 13091110), (10, 6545555), (25, 2618222), (50, 1309111), (991, 66050), (1321, 49550), (1982, 33025), (2642, 24775), (4955, 13210), (6605, 9910)]