71541992

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{433}}^1\times {\mathrm{1087}}^1$

素因数の和:1545

約数の個数: 32

約数和(自身を含む): 141657600

約数和(自身を除く): 70115608

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 433, 866, 1087, 1732, 2174, 3464, 4348, 8227, 8696, 16454, 20653, 32908, 41306, 65816, 82612, 165224, 470671, 941342, 1882684, 3765368, 8942749, 17885498, 35770996, 71541992]

約数ペア:

[(1, 71541992), (2, 35770996), (4, 17885498), (8, 8942749), (19, 3765368), (38, 1882684), (76, 941342), (152, 470671), (433, 165224), (866, 82612), (1087, 65816), (1732, 41306), (2174, 32908), (3464, 20653), (4348, 16454), (8227, 8696)]