54960880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1229}}^1$

素因数の和:1298

約数の個数: 80

約数和(自身を含む): 140928480

約数和(自身を除く): 85967600

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 43, 52, 65, 80, 86, 104, 130, 172, 208, 215, 260, 344, 430, 520, 559, 688, 860, 1040, 1118, 1229, 1720, 2236, 2458, 2795, 3440, 4472, 4916, 5590, 6145, 8944, 9832, 11180, 12290, 15977, 19664, 22360, 24580, 31954, 44720, 49160, 52847, 63908, 79885, 98320, 105694, 127816, 159770, 211388, 255632, 264235, 319540, 422776, 528470, 639080, 687011, 845552, 1056940, 1278160, 1374022, 2113880, 2748044, 3435055, 4227760, 5496088, 6870110, 10992176, 13740220, 27480440, 54960880]

約数ペア:

[(1, 54960880), (2, 27480440), (4, 13740220), (5, 10992176), (8, 6870110), (10, 5496088), (13, 4227760), (16, 3435055), (20, 2748044), (26, 2113880), (40, 1374022), (43, 1278160), (52, 1056940), (65, 845552), (80, 687011), (86, 639080), (104, 528470), (130, 422776), (172, 319540), (208, 264235), (215, 255632), (260, 211388), (344, 159770), (430, 127816), (520, 105694), (559, 98320), (688, 79885), (860, 63908), (1040, 52847), (1118, 49160), (1229, 44720), (1720, 31954), (2236, 24580), (2458, 22360), (2795, 19664), (3440, 15977), (4472, 12290), (4916, 11180), (5590, 9832), (6145, 8944)]