145773140

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{1979}}^1$

素因数の和:2144

約数の個数: 48

約数和(自身を含む): 319334400

約数和(自身を除く): 173561260

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 127, 145, 254, 290, 508, 580, 635, 1270, 1979, 2540, 3683, 3958, 7366, 7916, 9895, 14732, 18415, 19790, 36830, 39580, 57391, 73660, 114782, 229564, 251333, 286955, 502666, 573910, 1005332, 1147820, 1256665, 2513330, 5026660, 7288657, 14577314, 29154628, 36443285, 72886570, 145773140]

約数ペア:

[(1, 145773140), (2, 72886570), (4, 36443285), (5, 29154628), (10, 14577314), (20, 7288657), (29, 5026660), (58, 2513330), (116, 1256665), (127, 1147820), (145, 1005332), (254, 573910), (290, 502666), (508, 286955), (580, 251333), (635, 229564), (1270, 114782), (1979, 73660), (2540, 57391), (3683, 39580), (3958, 36830), (7366, 19790), (7916, 18415), (9895, 14732)]