172637530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{509}}^1\times {\mathrm{2609}}^1$

素因数の和:3138

約数の個数: 32

約数和(自身を含む): 335437200

約数和(自身を除く): 162799670

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 509, 1018, 2545, 2609, 5090, 5218, 6617, 13045, 13234, 26090, 33085, 33917, 66170, 67834, 169585, 339170, 1327981, 2655962, 6639905, 13279810, 17263753, 34527506, 86318765, 172637530]

約数ペア:

[(1, 172637530), (2, 86318765), (5, 34527506), (10, 17263753), (13, 13279810), (26, 6639905), (65, 2655962), (130, 1327981), (509, 339170), (1018, 169585), (2545, 67834), (2609, 66170), (5090, 33917), (5218, 33085), (6617, 26090), (13045, 13234)]