243512500

素因数分解:

$2^2\times 5^5\times 7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1$

素因数の和:81

約数の個数: 216

約数和(自身を含む): 698205312

約数和(自身を除く): 454692812

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 23, 25, 28, 35, 44, 46, 50, 55, 70, 77, 92, 100, 110, 115, 121, 125, 140, 154, 161, 175, 220, 230, 242, 250, 253, 275, 308, 322, 350, 385, 460, 484, 500, 506, 550, 575, 605, 625, 644, 700, 770, 805, 847, 875, 1012, 1100, 1150, 1210, 1250, 1265, 1375, 1540, 1610, 1694, 1750, 1771, 1925, 2300, 2420, 2500, 2530, 2750, 2783, 2875, 3025, 3125, 3220, 3388, 3500, 3542, 3850, 4025, 4235, 4375, 5060, 5500, 5566, 5750, 6050, 6250, 6325, 6875, 7084, 7700, 8050, 8470, 8750, 8855, 9625, 11132, 11500, 12100, 12500, 12650, 13750, 13915, 14375, 15125, 16100, 16940, 17500, 17710, 19250, 19481, 20125, 21175, 21875, 25300, 27500, 27830, 28750, 30250, 31625, 34375, 35420, 38500, 38962, 40250, 42350, 43750, 44275, 48125, 55660, 57500, 60500, 63250, 68750, 69575, 71875, 75625, 77924, 80500, 84700, 87500, 88550, 96250, 97405, 100625, 105875, 126500, 137500, 139150, 143750, 151250, 158125, 177100, 192500, 194810, 201250, 211750, 221375, 240625, 278300, 287500, 302500, 316250, 347875, 378125, 389620, 402500, 423500, 442750, 481250, 487025, 503125, 529375, 632500, 695750, 756250, 790625, 885500, 962500, 974050, 1006250, 1058750, 1106875, 1391500, 1512500, 1581250, 1739375, 1948100, 2012500, 2117500, 2213750, 2435125, 2646875, 3162500, 3478750, 4427500, 4870250, 5293750, 5534375, 6957500, 8696875, 9740500, 10587500, 11068750, 12175625, 17393750, 22137500, 24351250, 34787500, 48702500, 60878125, 121756250, 243512500]

約数ペア:

[(1, 243512500), (2, 121756250), (4, 60878125), (5, 48702500), (7, 34787500), (10, 24351250), (11, 22137500), (14, 17393750), (20, 12175625), (22, 11068750), (23, 10587500), (25, 9740500), (28, 8696875), (35, 6957500), (44, 5534375), (46, 5293750), (50, 4870250), (55, 4427500), (70, 3478750), (77, 3162500), (92, 2646875), (100, 2435125), (110, 2213750), (115, 2117500), (121, 2012500), (125, 1948100), (140, 1739375), (154, 1581250), (161, 1512500), (175, 1391500), (220, 1106875), (230, 1058750), (242, 1006250), (250, 974050), (253, 962500), (275, 885500), (308, 790625), (322, 756250), (350, 695750), (385, 632500), (460, 529375), (484, 503125), (500, 487025), (506, 481250), (550, 442750), (575, 423500), (605, 402500), (625, 389620), (644, 378125), (700, 347875), (770, 316250), (805, 302500), (847, 287500), (875, 278300), (1012, 240625), (1100, 221375), (1150, 211750), (1210, 201250), (1250, 194810), (1265, 192500), (1375, 177100), (1540, 158125), (1610, 151250), (1694, 143750), (1750, 139150), (1771, 137500), (1925, 126500), (2300, 105875), (2420, 100625), (2500, 97405), (2530, 96250), (2750, 88550), (2783, 87500), (2875, 84700), (3025, 80500), (3125, 77924), (3220, 75625), (3388, 71875), (3500, 69575), (3542, 68750), (3850, 63250), (4025, 60500), (4235, 57500), (4375, 55660), (5060, 48125), (5500, 44275), (5566, 43750), (5750, 42350), (6050, 40250), (6250, 38962), (6325, 38500), (6875, 35420), (7084, 34375), (7700, 31625), (8050, 30250), (8470, 28750), (8750, 27830), (8855, 27500), (9625, 25300), (11132, 21875), (11500, 21175), (12100, 20125), (12500, 19481), (12650, 19250), (13750, 17710), (13915, 17500), (14375, 16940), (15125, 16100)]