81111530

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1\times {\mathrm{1093}}^1$

素因数の和:1322

約数の個数: 32

約数和(自身を含む): 150525648

約数和(自身を除く): 69414118

約数列:

[1, 2, 5, 10, 41, 82, 181, 205, 362, 410, 905, 1093, 1810, 2186, 5465, 7421, 10930, 14842, 37105, 44813, 74210, 89626, 197833, 224065, 395666, 448130, 989165, 1978330, 8111153, 16222306, 40555765, 81111530]

約数ペア:

[(1, 81111530), (2, 40555765), (5, 16222306), (10, 8111153), (41, 1978330), (82, 989165), (181, 448130), (205, 395666), (362, 224065), (410, 197833), (905, 89626), (1093, 74210), (1810, 44813), (2186, 37105), (5465, 14842), (7421, 10930)]