162513460

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{647}}^1\times {\mathrm{661}}^1$

素因数の和:1336

約数の個数: 48

約数和(自身を含む): 360339840

約数和(自身を除く): 197826380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 647, 661, 1294, 1322, 2588, 2644, 3235, 3305, 6470, 6610, 12293, 12559, 12940, 13220, 24586, 25118, 49172, 50236, 61465, 62795, 122930, 125590, 245860, 251180, 427667, 855334, 1710668, 2138335, 4276670, 8125673, 8553340, 16251346, 32502692, 40628365, 81256730, 162513460]

約数ペア:

[(1, 162513460), (2, 81256730), (4, 40628365), (5, 32502692), (10, 16251346), (19, 8553340), (20, 8125673), (38, 4276670), (76, 2138335), (95, 1710668), (190, 855334), (380, 427667), (647, 251180), (661, 245860), (1294, 125590), (1322, 122930), (2588, 62795), (2644, 61465), (3235, 50236), (3305, 49172), (6470, 25118), (6610, 24586), (12293, 13220), (12559, 12940)]