51490860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{6551}}^1$

素因数の和:6694

約数の個数: 48

約数和(自身を含む): 145297152

約数和(自身を除く): 93806292

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 131, 262, 393, 524, 655, 786, 1310, 1572, 1965, 2620, 3930, 6551, 7860, 13102, 19653, 26204, 32755, 39306, 65510, 78612, 98265, 131020, 196530, 393060, 858181, 1716362, 2574543, 3432724, 4290905, 5149086, 8581810, 10298172, 12872715, 17163620, 25745430, 51490860]

約数ペア:

[(1, 51490860), (2, 25745430), (3, 17163620), (4, 12872715), (5, 10298172), (6, 8581810), (10, 5149086), (12, 4290905), (15, 3432724), (20, 2574543), (30, 1716362), (60, 858181), (131, 393060), (262, 196530), (393, 131020), (524, 98265), (655, 78612), (786, 65510), (1310, 39306), (1572, 32755), (1965, 26204), (2620, 19653), (3930, 13102), (6551, 7860)]