8158486960

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{132961}}^1$

素因数の和:133046

約数の個数: 80

約数和(自身を含む): 20773982880

約数和(自身を除く): 12615495920

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 59, 65, 80, 104, 118, 130, 208, 236, 260, 295, 472, 520, 590, 767, 944, 1040, 1180, 1534, 2360, 3068, 3835, 4720, 6136, 7670, 12272, 15340, 30680, 61360, 132961, 265922, 531844, 664805, 1063688, 1329610, 1728493, 2127376, 2659220, 3456986, 5318440, 6913972, 7844699, 8642465, 10636880, 13827944, 15689398, 17284930, 27655888, 31378796, 34569860, 39223495, 62757592, 69139720, 78446990, 101981087, 125515184, 138279440, 156893980, 203962174, 313787960, 407924348, 509905435, 627575920, 815848696, 1019810870, 1631697392, 2039621740, 4079243480, 8158486960]

約数ペア:

[(1, 8158486960), (2, 4079243480), (4, 2039621740), (5, 1631697392), (8, 1019810870), (10, 815848696), (13, 627575920), (16, 509905435), (20, 407924348), (26, 313787960), (40, 203962174), (52, 156893980), (59, 138279440), (65, 125515184), (80, 101981087), (104, 78446990), (118, 69139720), (130, 62757592), (208, 39223495), (236, 34569860), (260, 31378796), (295, 27655888), (472, 17284930), (520, 15689398), (590, 13827944), (767, 10636880), (944, 8642465), (1040, 7844699), (1180, 6913972), (1534, 5318440), (2360, 3456986), (3068, 2659220), (3835, 2127376), (4720, 1728493), (6136, 1329610), (7670, 1063688), (12272, 664805), (15340, 531844), (30680, 265922), (61360, 132961)]