87713440

素因数分解:

$2^5\times 5^1\times {\mathrm{353}}^1\times {\mathrm{1553}}^1$

素因数の和:1921

約数の個数: 48

約数和(自身を含む): 207943848

約数和(自身を除く): 120230408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 353, 706, 1412, 1553, 1765, 2824, 3106, 3530, 5648, 6212, 7060, 7765, 11296, 12424, 14120, 15530, 24848, 28240, 31060, 49696, 56480, 62120, 124240, 248480, 548209, 1096418, 2192836, 2741045, 4385672, 5482090, 8771344, 10964180, 17542688, 21928360, 43856720, 87713440]

約数ペア:

[(1, 87713440), (2, 43856720), (4, 21928360), (5, 17542688), (8, 10964180), (10, 8771344), (16, 5482090), (20, 4385672), (32, 2741045), (40, 2192836), (80, 1096418), (160, 548209), (353, 248480), (706, 124240), (1412, 62120), (1553, 56480), (1765, 49696), (2824, 31060), (3106, 28240), (3530, 24848), (5648, 15530), (6212, 14120), (7060, 12424), (7765, 11296)]