208283350

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{173}}^1\times {\mathrm{199}}^1$

素因数の和:406

約数の個数: 72

約数和(自身を含む): 430441200

約数和(自身を除く): 222157850

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 121, 173, 199, 242, 275, 346, 398, 550, 605, 865, 995, 1210, 1730, 1903, 1990, 2189, 3025, 3806, 4325, 4378, 4975, 6050, 8650, 9515, 9950, 10945, 19030, 20933, 21890, 24079, 34427, 41866, 47575, 48158, 54725, 68854, 95150, 104665, 109450, 120395, 172135, 209330, 240790, 344270, 378697, 523325, 601975, 757394, 860675, 1046650, 1203950, 1721350, 1893485, 3786970, 4165667, 8331334, 9467425, 18934850, 20828335, 41656670, 104141675, 208283350]

約数ペア:

[(1, 208283350), (2, 104141675), (5, 41656670), (10, 20828335), (11, 18934850), (22, 9467425), (25, 8331334), (50, 4165667), (55, 3786970), (110, 1893485), (121, 1721350), (173, 1203950), (199, 1046650), (242, 860675), (275, 757394), (346, 601975), (398, 523325), (550, 378697), (605, 344270), (865, 240790), (995, 209330), (1210, 172135), (1730, 120395), (1903, 109450), (1990, 104665), (2189, 95150), (3025, 68854), (3806, 54725), (4325, 48158), (4378, 47575), (4975, 41866), (6050, 34427), (8650, 24079), (9515, 21890), (9950, 20933), (10945, 19030)]