25560080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3511}}^1$

素因数の和:3544

約数の個数: 80

約数和(自身を含む): 73161984

約数和(自身を除く): 47601904

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3511, 3640, 7022, 7280, 14044, 17555, 24577, 28088, 35110, 45643, 49154, 56176, 70220, 91286, 98308, 122885, 140440, 182572, 196616, 228215, 245770, 280880, 319501, 365144, 393232, 456430, 491540, 639002, 730288, 912860, 983080, 1278004, 1597505, 1825720, 1966160, 2556008, 3195010, 3651440, 5112016, 6390020, 12780040, 25560080]

約数ペア:

[(1, 25560080), (2, 12780040), (4, 6390020), (5, 5112016), (7, 3651440), (8, 3195010), (10, 2556008), (13, 1966160), (14, 1825720), (16, 1597505), (20, 1278004), (26, 983080), (28, 912860), (35, 730288), (40, 639002), (52, 491540), (56, 456430), (65, 393232), (70, 365144), (80, 319501), (91, 280880), (104, 245770), (112, 228215), (130, 196616), (140, 182572), (182, 140440), (208, 122885), (260, 98308), (280, 91286), (364, 70220), (455, 56176), (520, 49154), (560, 45643), (728, 35110), (910, 28088), (1040, 24577), (1456, 17555), (1820, 14044), (3511, 7280), (3640, 7022)]