320475545

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{251}}^1\times {\mathrm{1511}}^1$

素因数の和:1793

約数の個数: 24

約数和(自身を含む): 418364352

約数和(自身を除く): 97888807

約数列:

[1, 5, 13, 65, 169, 251, 845, 1255, 1511, 3263, 7555, 16315, 19643, 42419, 98215, 212095, 255359, 379261, 1276795, 1896305, 4930393, 24651965, 64095109, 320475545]

約数ペア:

[(1, 320475545), (5, 64095109), (13, 24651965), (65, 4930393), (169, 1896305), (251, 1276795), (845, 379261), (1255, 255359), (1511, 212095), (3263, 98215), (7555, 42419), (16315, 19643)]