159172910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{311}}^1$

素因数の和:489

約数の個数: 64

約数和(自身を含む): 322043904

約数和(自身を除く): 162870994

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 127, 130, 155, 254, 310, 311, 403, 622, 635, 806, 1270, 1555, 1651, 2015, 3110, 3302, 3937, 4030, 4043, 7874, 8086, 8255, 9641, 16510, 19282, 19685, 20215, 39370, 39497, 40430, 48205, 51181, 78994, 96410, 102362, 125333, 197485, 250666, 255905, 394970, 511810, 513461, 626665, 1026922, 1224407, 1253330, 2448814, 2567305, 5134610, 6122035, 12244070, 15917291, 31834582, 79586455, 159172910]

約数ペア:

[(1, 159172910), (2, 79586455), (5, 31834582), (10, 15917291), (13, 12244070), (26, 6122035), (31, 5134610), (62, 2567305), (65, 2448814), (127, 1253330), (130, 1224407), (155, 1026922), (254, 626665), (310, 513461), (311, 511810), (403, 394970), (622, 255905), (635, 250666), (806, 197485), (1270, 125333), (1555, 102362), (1651, 96410), (2015, 78994), (3110, 51181), (3302, 48205), (3937, 40430), (4030, 39497), (4043, 39370), (7874, 20215), (8086, 19685), (8255, 19282), (9641, 16510)]