115918720

素因数分解:

$2^7\times 5^1\times {\mathrm{181123}}^1$

素因数の和:181142

約数の個数: 32

約数和(自身を含む): 277119720

約数和(自身を除く): 161201000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 181123, 362246, 724492, 905615, 1448984, 1811230, 2897968, 3622460, 5795936, 7244920, 11591872, 14489840, 23183744, 28979680, 57959360, 115918720]

約数ペア:

[(1, 115918720), (2, 57959360), (4, 28979680), (5, 23183744), (8, 14489840), (10, 11591872), (16, 7244920), (20, 5795936), (32, 3622460), (40, 2897968), (64, 1811230), (80, 1448984), (128, 905615), (160, 724492), (320, 362246), (640, 181123)]