72980090

素因数分解:

$2^1\times 5^1\times {\mathrm{179}}^1\times {\mathrm{40771}}^1$

素因数の和:40957

約数の個数: 16

約数和(自身を含む): 132101280

約数和(自身を除く): 59121190

約数列:

[1, 2, 5, 10, 179, 358, 895, 1790, 40771, 81542, 203855, 407710, 7298009, 14596018, 36490045, 72980090]

約数ペア:

[(1, 72980090), (2, 36490045), (5, 14596018), (10, 7298009), (179, 407710), (358, 203855), (895, 81542), (1790, 40771)]