89780090

素因数分解:

$2^1\times 5^1\times {\mathrm{2803}}^1\times {\mathrm{3203}}^1$

素因数の和:6013

約数の個数: 16

約数和(自身を含む): 161712288

約数和(自身を除く): 71932198

約数列:

[1, 2, 5, 10, 2803, 3203, 5606, 6406, 14015, 16015, 28030, 32030, 8978009, 17956018, 44890045, 89780090]

約数ペア:

[(1, 89780090), (2, 44890045), (5, 17956018), (10, 8978009), (2803, 32030), (3203, 28030), (5606, 16015), (6406, 14015)]