63988520

素因数分解:

$2^3\times 5^1\times {\mathrm{271}}^1\times {\mathrm{5903}}^1$

素因数の和:6185

約数の個数: 32

約数和(自身を含む): 144529920

約数和(自身を除く): 80541400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 271, 542, 1084, 1355, 2168, 2710, 5420, 5903, 10840, 11806, 23612, 29515, 47224, 59030, 118060, 236120, 1599713, 3199426, 6398852, 7998565, 12797704, 15997130, 31994260, 63988520]

約数ペア:

[(1, 63988520), (2, 31994260), (4, 15997130), (5, 12797704), (8, 7998565), (10, 6398852), (20, 3199426), (40, 1599713), (271, 236120), (542, 118060), (1084, 59030), (1355, 47224), (2168, 29515), (2710, 23612), (5420, 11806), (5903, 10840)]