154573640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{297257}}^1$

素因数の和:297281

約数の個数: 32

約数和(自身を含む): 374545080

約数和(自身を除く): 219971440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 297257, 594514, 1189028, 1486285, 2378056, 2972570, 3864341, 5945140, 7728682, 11890280, 15457364, 19321705, 30914728, 38643410, 77286820, 154573640]

約数ペア:

[(1, 154573640), (2, 77286820), (4, 38643410), (5, 30914728), (8, 19321705), (10, 15457364), (13, 11890280), (20, 7728682), (26, 5945140), (40, 3864341), (52, 2972570), (65, 2378056), (104, 1486285), (130, 1189028), (260, 594514), (520, 297257)]