149059090

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{13789}}^1$

素因数の和:13866

約数の個数: 32

約数和(自身を含む): 285949440

約数和(自身を除く): 136890350

約数列:

[1, 2, 5, 10, 23, 46, 47, 94, 115, 230, 235, 470, 1081, 2162, 5405, 10810, 13789, 27578, 68945, 137890, 317147, 634294, 648083, 1296166, 1585735, 3171470, 3240415, 6480830, 14905909, 29811818, 74529545, 149059090]

約数ペア:

[(1, 149059090), (2, 74529545), (5, 29811818), (10, 14905909), (23, 6480830), (46, 3240415), (47, 3171470), (94, 1585735), (115, 1296166), (230, 648083), (235, 634294), (470, 317147), (1081, 137890), (2162, 68945), (5405, 27578), (10810, 13789)]