20125365

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{467}}^1$

素因数の和:518

約数の個数: 48

約数和(自身を含む): 36998208

約数和(自身を除く): 16872843

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 169, 195, 221, 255, 467, 507, 663, 845, 1105, 1401, 2335, 2535, 2873, 3315, 6071, 7005, 7939, 8619, 14365, 18213, 23817, 30355, 39695, 43095, 78923, 91065, 103207, 119085, 236769, 309621, 394615, 516035, 1183845, 1341691, 1548105, 4025073, 6708455, 20125365]

約数ペア:

[(1, 20125365), (3, 6708455), (5, 4025073), (13, 1548105), (15, 1341691), (17, 1183845), (39, 516035), (51, 394615), (65, 309621), (85, 236769), (169, 119085), (195, 103207), (221, 91065), (255, 78923), (467, 43095), (507, 39695), (663, 30355), (845, 23817), (1105, 18213), (1401, 14365), (2335, 8619), (2535, 7939), (2873, 7005), (3315, 6071)]