51888100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1097}}^1$

素因数の和:1165

約数の個数: 72

約数和(自身を含む): 125804448

約数和(自身を除く): 73916348

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 43, 44, 50, 55, 86, 100, 110, 172, 215, 220, 275, 430, 473, 550, 860, 946, 1075, 1097, 1100, 1892, 2150, 2194, 2365, 4300, 4388, 4730, 5485, 9460, 10970, 11825, 12067, 21940, 23650, 24134, 27425, 47171, 47300, 48268, 54850, 60335, 94342, 109700, 120670, 188684, 235855, 241340, 301675, 471710, 518881, 603350, 943420, 1037762, 1179275, 1206700, 2075524, 2358550, 2594405, 4717100, 5188810, 10377620, 12972025, 25944050, 51888100]

約数ペア:

[(1, 51888100), (2, 25944050), (4, 12972025), (5, 10377620), (10, 5188810), (11, 4717100), (20, 2594405), (22, 2358550), (25, 2075524), (43, 1206700), (44, 1179275), (50, 1037762), (55, 943420), (86, 603350), (100, 518881), (110, 471710), (172, 301675), (215, 241340), (220, 235855), (275, 188684), (430, 120670), (473, 109700), (550, 94342), (860, 60335), (946, 54850), (1075, 48268), (1097, 47300), (1100, 47171), (1892, 27425), (2150, 24134), (2194, 23650), (2365, 21940), (4300, 12067), (4388, 11825), (4730, 10970), (5485, 9460)]