64305904

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{9973}}^1$

素因数の和:10025

約数の個数: 40

約数和(自身を含む): 138518912

約数和(自身を除く): 74213008

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 9973, 19946, 39892, 79784, 129649, 159568, 259298, 309163, 518596, 618326, 1037192, 1236652, 2074384, 2473304, 4019119, 4946608, 8038238, 16076476, 32152952, 64305904]

約数ペア:

[(1, 64305904), (2, 32152952), (4, 16076476), (8, 8038238), (13, 4946608), (16, 4019119), (26, 2473304), (31, 2074384), (52, 1236652), (62, 1037192), (104, 618326), (124, 518596), (208, 309163), (248, 259298), (403, 159568), (496, 129649), (806, 79784), (1612, 39892), (3224, 19946), (6448, 9973)]