13711520

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^2$

素因数の和:174

約数の個数: 72

約数和(自身を含む): 34788852

約数和(自身を除く): 21077332

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 71, 80, 85, 136, 142, 160, 170, 272, 284, 340, 355, 544, 568, 680, 710, 1136, 1207, 1360, 1420, 2272, 2414, 2720, 2840, 4828, 5041, 5680, 6035, 9656, 10082, 11360, 12070, 19312, 20164, 24140, 25205, 38624, 40328, 48280, 50410, 80656, 85697, 96560, 100820, 161312, 171394, 193120, 201640, 342788, 403280, 428485, 685576, 806560, 856970, 1371152, 1713940, 2742304, 3427880, 6855760, 13711520]

約数ペア:

[(1, 13711520), (2, 6855760), (4, 3427880), (5, 2742304), (8, 1713940), (10, 1371152), (16, 856970), (17, 806560), (20, 685576), (32, 428485), (34, 403280), (40, 342788), (68, 201640), (71, 193120), (80, 171394), (85, 161312), (136, 100820), (142, 96560), (160, 85697), (170, 80656), (272, 50410), (284, 48280), (340, 40328), (355, 38624), (544, 25205), (568, 24140), (680, 20164), (710, 19312), (1136, 12070), (1207, 11360), (1360, 10082), (1420, 9656), (2272, 6035), (2414, 5680), (2720, 5041), (2840, 4828)]