87460480

素因数分解:

$2^7\times 5^1\times {\mathrm{136657}}^1$

素因数の和:136676

約数の個数: 32

約数和(自身を含む): 209086740

約数和(自身を除く): 121626260

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 136657, 273314, 546628, 683285, 1093256, 1366570, 2186512, 2733140, 4373024, 5466280, 8746048, 10932560, 17492096, 21865120, 43730240, 87460480]

約数ペア:

[(1, 87460480), (2, 43730240), (4, 21865120), (5, 17492096), (8, 10932560), (10, 8746048), (16, 5466280), (20, 4373024), (32, 2733140), (40, 2186512), (64, 1366570), (80, 1093256), (128, 683285), (160, 546628), (320, 273314), (640, 136657)]