1571306672

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{1237}}^1$

素因数の和:1486

約数の個数: 80

約数和(自身を含む): 3404282112

約数和(自身を除く): 1832975440

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 197, 208, 248, 394, 403, 496, 788, 806, 1237, 1576, 1612, 2474, 2561, 3152, 3224, 4948, 5122, 6107, 6448, 9896, 10244, 12214, 16081, 19792, 20488, 24428, 32162, 38347, 40976, 48856, 64324, 76694, 79391, 97712, 128648, 153388, 158782, 243689, 257296, 306776, 317564, 487378, 498511, 613552, 635128, 974756, 997022, 1270256, 1949512, 1994044, 3167957, 3899024, 3988088, 6335914, 7554359, 7976176, 12671828, 15108718, 25343656, 30217436, 50687312, 60434872, 98206667, 120869744, 196413334, 392826668, 785653336, 1571306672]

約数ペア:

[(1, 1571306672), (2, 785653336), (4, 392826668), (8, 196413334), (13, 120869744), (16, 98206667), (26, 60434872), (31, 50687312), (52, 30217436), (62, 25343656), (104, 15108718), (124, 12671828), (197, 7976176), (208, 7554359), (248, 6335914), (394, 3988088), (403, 3899024), (496, 3167957), (788, 1994044), (806, 1949512), (1237, 1270256), (1576, 997022), (1612, 974756), (2474, 635128), (2561, 613552), (3152, 498511), (3224, 487378), (4948, 317564), (5122, 306776), (6107, 257296), (6448, 243689), (9896, 158782), (10244, 153388), (12214, 128648), (16081, 97712), (19792, 79391), (20488, 76694), (24428, 64324), (32162, 48856), (38347, 40976)]