72128480

素因数分解:

$2^5\times 5^1\times {\mathrm{450803}}^1$

素因数の和:450818

約数の個数: 24

約数和(自身を含む): 170403912

約数和(自身を除く): 98275432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 450803, 901606, 1803212, 2254015, 3606424, 4508030, 7212848, 9016060, 14425696, 18032120, 36064240, 72128480]

約数ペア:

[(1, 72128480), (2, 36064240), (4, 18032120), (5, 14425696), (8, 9016060), (10, 7212848), (16, 4508030), (20, 3606424), (32, 2254015), (40, 1803212), (80, 901606), (160, 450803)]