2888264080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^3\times {\mathrm{16433}}^1$

素因数の和:16485

約数の個数: 80

約数和(自身を含む): 7275003120

約数和(自身を除く): 4386739040

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 169, 208, 260, 338, 520, 676, 845, 1040, 1352, 1690, 2197, 2704, 3380, 4394, 6760, 8788, 10985, 13520, 16433, 17576, 21970, 32866, 35152, 43940, 65732, 82165, 87880, 131464, 164330, 175760, 213629, 262928, 328660, 427258, 657320, 854516, 1068145, 1314640, 1709032, 2136290, 2777177, 3418064, 4272580, 5554354, 8545160, 11108708, 13885885, 17090320, 22217416, 27771770, 36103301, 44434832, 55543540, 72206602, 111087080, 144413204, 180516505, 222174160, 288826408, 361033010, 577652816, 722066020, 1444132040, 2888264080]

約数ペア:

[(1, 2888264080), (2, 1444132040), (4, 722066020), (5, 577652816), (8, 361033010), (10, 288826408), (13, 222174160), (16, 180516505), (20, 144413204), (26, 111087080), (40, 72206602), (52, 55543540), (65, 44434832), (80, 36103301), (104, 27771770), (130, 22217416), (169, 17090320), (208, 13885885), (260, 11108708), (338, 8545160), (520, 5554354), (676, 4272580), (845, 3418064), (1040, 2777177), (1352, 2136290), (1690, 1709032), (2197, 1314640), (2704, 1068145), (3380, 854516), (4394, 657320), (6760, 427258), (8788, 328660), (10985, 262928), (13520, 213629), (16433, 175760), (17576, 164330), (21970, 131464), (32866, 87880), (35152, 82165), (43940, 65732)]