31908080

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{5953}}^1$

素因数の和:6033

約数の個数: 40

約数和(自身を含む): 75306192

約数和(自身を除く): 43398112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2680, 5360, 5953, 11906, 23812, 29765, 47624, 59530, 95248, 119060, 238120, 398851, 476240, 797702, 1595404, 1994255, 3190808, 3988510, 6381616, 7977020, 15954040, 31908080]

約数ペア:

[(1, 31908080), (2, 15954040), (4, 7977020), (5, 6381616), (8, 3988510), (10, 3190808), (16, 1994255), (20, 1595404), (40, 797702), (67, 476240), (80, 398851), (134, 238120), (268, 119060), (335, 95248), (536, 59530), (670, 47624), (1072, 29765), (1340, 23812), (2680, 11906), (5360, 5953)]