129267160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{3301}}^1$

素因数の和:3412

約数の個数: 64

約数和(自身を含む): 320954400

約数和(自身を除く): 191687240

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 89, 110, 178, 220, 356, 440, 445, 712, 890, 979, 1780, 1958, 3301, 3560, 3916, 4895, 6602, 7832, 9790, 13204, 16505, 19580, 26408, 33010, 36311, 39160, 66020, 72622, 132040, 145244, 181555, 290488, 293789, 363110, 587578, 726220, 1175156, 1452440, 1468945, 2350312, 2937890, 3231679, 5875780, 6463358, 11751560, 12926716, 16158395, 25853432, 32316790, 64633580, 129267160]

約数ペア:

[(1, 129267160), (2, 64633580), (4, 32316790), (5, 25853432), (8, 16158395), (10, 12926716), (11, 11751560), (20, 6463358), (22, 5875780), (40, 3231679), (44, 2937890), (55, 2350312), (88, 1468945), (89, 1452440), (110, 1175156), (178, 726220), (220, 587578), (356, 363110), (440, 293789), (445, 290488), (712, 181555), (890, 145244), (979, 132040), (1780, 72622), (1958, 66020), (3301, 39160), (3560, 36311), (3916, 33010), (4895, 26408), (6602, 19580), (7832, 16505), (9790, 13204)]