87185920

素因数分解:

$2^9\times 5^1\times {\mathrm{34057}}^1$

素因数の和:34080

約数の個数: 40

約数和(自身を含む): 209048004

約数和(自身を除く): 121862084

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 34057, 68114, 136228, 170285, 272456, 340570, 544912, 681140, 1089824, 1362280, 2179648, 2724560, 4359296, 5449120, 8718592, 10898240, 17437184, 21796480, 43592960, 87185920]

約数ペア:

[(1, 87185920), (2, 43592960), (4, 21796480), (5, 17437184), (8, 10898240), (10, 8718592), (16, 5449120), (20, 4359296), (32, 2724560), (40, 2179648), (64, 1362280), (80, 1089824), (128, 681140), (160, 544912), (256, 340570), (320, 272456), (512, 170285), (640, 136228), (1280, 68114), (2560, 34057)]