64615408

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{911}}^1$

素因数の和:974

約数の個数: 80

約数和(自身を含む): 151990272

約数和(自身を除く): 87374864

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 31, 44, 52, 62, 88, 104, 124, 143, 176, 208, 248, 286, 341, 403, 496, 572, 682, 806, 911, 1144, 1364, 1612, 1822, 2288, 2728, 3224, 3644, 4433, 5456, 6448, 7288, 8866, 10021, 11843, 14576, 17732, 20042, 23686, 28241, 35464, 40084, 47372, 56482, 70928, 80168, 94744, 112964, 130273, 160336, 189488, 225928, 260546, 310651, 367133, 451856, 521092, 621302, 734266, 1042184, 1242604, 1468532, 2084368, 2485208, 2937064, 4038463, 4970416, 5874128, 8076926, 16153852, 32307704, 64615408]

約数ペア:

[(1, 64615408), (2, 32307704), (4, 16153852), (8, 8076926), (11, 5874128), (13, 4970416), (16, 4038463), (22, 2937064), (26, 2485208), (31, 2084368), (44, 1468532), (52, 1242604), (62, 1042184), (88, 734266), (104, 621302), (124, 521092), (143, 451856), (176, 367133), (208, 310651), (248, 260546), (286, 225928), (341, 189488), (403, 160336), (496, 130273), (572, 112964), (682, 94744), (806, 80168), (911, 70928), (1144, 56482), (1364, 47372), (1612, 40084), (1822, 35464), (2288, 28241), (2728, 23686), (3224, 20042), (3644, 17732), (4433, 14576), (5456, 11843), (6448, 10021), (7288, 8866)]