81217230

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{44381}}^1$

素因数の和:44452

約数の個数: 32

約数和(自身を含む): 198121248

約数和(自身を除く): 116904018

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 61, 122, 183, 305, 366, 610, 915, 1830, 44381, 88762, 133143, 221905, 266286, 443810, 665715, 1331430, 2707241, 5414482, 8121723, 13536205, 16243446, 27072410, 40608615, 81217230]

約数ペア:

[(1, 81217230), (2, 40608615), (3, 27072410), (5, 16243446), (6, 13536205), (10, 8121723), (15, 5414482), (30, 2707241), (61, 1331430), (122, 665715), (183, 443810), (305, 266286), (366, 221905), (610, 133143), (915, 88762), (1830, 44381)]