80375516

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{647}}^1\times {\mathrm{2389}}^1$

素因数の和:3053

約数の個数: 24

約数和(自身を含む): 151774560

約数和(自身を除く): 71399044

約数列:

[1, 2, 4, 13, 26, 52, 647, 1294, 2389, 2588, 4778, 8411, 9556, 16822, 31057, 33644, 62114, 124228, 1545683, 3091366, 6182732, 20093879, 40187758, 80375516]

約数ペア:

[(1, 80375516), (2, 40187758), (4, 20093879), (13, 6182732), (26, 3091366), (52, 1545683), (647, 124228), (1294, 62114), (2389, 33644), (2588, 31057), (4778, 16822), (8411, 9556)]