163969300

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{6481}}^1$

素因数の和:6529

約数の個数: 72

約数和(自身を含む): 405099072

約数和(自身を除く): 241129772

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 25, 44, 46, 50, 55, 92, 100, 110, 115, 220, 230, 253, 275, 460, 506, 550, 575, 1012, 1100, 1150, 1265, 2300, 2530, 5060, 6325, 6481, 12650, 12962, 25300, 25924, 32405, 64810, 71291, 129620, 142582, 149063, 162025, 285164, 298126, 324050, 356455, 596252, 648100, 712910, 745315, 1425820, 1490630, 1639693, 1782275, 2981260, 3279386, 3564550, 3726575, 6558772, 7129100, 7453150, 8198465, 14906300, 16396930, 32793860, 40992325, 81984650, 163969300]

約数ペア:

[(1, 163969300), (2, 81984650), (4, 40992325), (5, 32793860), (10, 16396930), (11, 14906300), (20, 8198465), (22, 7453150), (23, 7129100), (25, 6558772), (44, 3726575), (46, 3564550), (50, 3279386), (55, 2981260), (92, 1782275), (100, 1639693), (110, 1490630), (115, 1425820), (220, 745315), (230, 712910), (253, 648100), (275, 596252), (460, 356455), (506, 324050), (550, 298126), (575, 285164), (1012, 162025), (1100, 149063), (1150, 142582), (1265, 129620), (2300, 71291), (2530, 64810), (5060, 32405), (6325, 25924), (6481, 25300), (12650, 12962)]