80122072

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{2617}}^1$

素因数の和:2755

約数の個数: 32

約数和(自身を含む): 155509200

約数和(自身を除く): 75387128

約数列:

[1, 2, 4, 8, 43, 86, 89, 172, 178, 344, 356, 712, 2617, 3827, 5234, 7654, 10468, 15308, 20936, 30616, 112531, 225062, 232913, 450124, 465826, 900248, 931652, 1863304, 10015259, 20030518, 40061036, 80122072]

約数ペア:

[(1, 80122072), (2, 40061036), (4, 20030518), (8, 10015259), (43, 1863304), (86, 931652), (89, 900248), (172, 465826), (178, 450124), (344, 232913), (356, 225062), (712, 112531), (2617, 30616), (3827, 20936), (5234, 15308), (7654, 10468)]