145296880

素因数分解:

$2^4\times 5^1\times {\mathrm{1816211}}^1$

素因数の和:1816224

約数の個数: 20

約数和(自身を含む): 337815432

約数和(自身を除く): 192518552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1816211, 3632422, 7264844, 9081055, 14529688, 18162110, 29059376, 36324220, 72648440, 145296880]

約数ペア:

[(1, 145296880), (2, 72648440), (4, 36324220), (5, 29059376), (8, 18162110), (10, 14529688), (16, 9081055), (20, 7264844), (40, 3632422), (80, 1816211)]