1640199128

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{523}}^1\times {\mathrm{5851}}^1$

素因数の和:6447

約数の個数: 32

約数和(自身を含む): 3127776960

約数和(自身を除く): 1487577832

約数列:

[1, 2, 4, 8, 67, 134, 268, 523, 536, 1046, 2092, 4184, 5851, 11702, 23404, 35041, 46808, 70082, 140164, 280328, 392017, 784034, 1568068, 3060073, 3136136, 6120146, 12240292, 24480584, 205024891, 410049782, 820099564, 1640199128]

約数ペア:

[(1, 1640199128), (2, 820099564), (4, 410049782), (8, 205024891), (67, 24480584), (134, 12240292), (268, 6120146), (523, 3136136), (536, 3060073), (1046, 1568068), (2092, 784034), (4184, 392017), (5851, 280328), (11702, 140164), (23404, 70082), (35041, 46808)]