90209912

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{607}}^1\times {\mathrm{1429}}^1$

素因数の和:2055

約数の個数: 32

約数和(自身を含む): 182582400

約数和(自身を除く): 92372488

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 607, 1214, 1429, 2428, 2858, 4856, 5716, 7891, 11432, 15782, 18577, 31564, 37154, 63128, 74308, 148616, 867403, 1734806, 3469612, 6939224, 11276239, 22552478, 45104956, 90209912]

約数ペア:

[(1, 90209912), (2, 45104956), (4, 22552478), (8, 11276239), (13, 6939224), (26, 3469612), (52, 1734806), (104, 867403), (607, 148616), (1214, 74308), (1429, 63128), (2428, 37154), (2858, 31564), (4856, 18577), (5716, 15782), (7891, 11432)]