80244536

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{2621}}^1$

素因数の和:2759

約数の個数: 32

約数和(自身を含む): 155746800

約数和(自身を除く): 75502264

約数列:

[1, 2, 4, 8, 43, 86, 89, 172, 178, 344, 356, 712, 2621, 3827, 5242, 7654, 10484, 15308, 20968, 30616, 112703, 225406, 233269, 450812, 466538, 901624, 933076, 1866152, 10030567, 20061134, 40122268, 80244536]

約数ペア:

[(1, 80244536), (2, 40122268), (4, 20061134), (8, 10030567), (43, 1866152), (86, 933076), (89, 901624), (172, 466538), (178, 450812), (344, 233269), (356, 225406), (712, 112703), (2621, 30616), (3827, 20968), (5242, 15308), (7654, 10484)]