80814580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{541}}^1$

素因数の和:665

約数の個数: 96

約数和(自身を含む): 214163712

約数和(自身を除く): 133349132

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 97, 110, 140, 154, 194, 220, 308, 385, 388, 485, 541, 679, 770, 970, 1067, 1082, 1358, 1540, 1940, 2134, 2164, 2705, 2716, 3395, 3787, 4268, 5335, 5410, 5951, 6790, 7469, 7574, 10670, 10820, 11902, 13580, 14938, 15148, 18935, 21340, 23804, 29755, 29876, 37345, 37870, 41657, 52477, 59510, 74690, 75740, 83314, 104954, 119020, 149380, 166628, 208285, 209908, 262385, 367339, 416570, 524770, 577247, 734678, 833140, 1049540, 1154494, 1469356, 1836695, 2308988, 2886235, 3673390, 4040729, 5772470, 7346780, 8081458, 11544940, 16162916, 20203645, 40407290, 80814580]

約数ペア:

[(1, 80814580), (2, 40407290), (4, 20203645), (5, 16162916), (7, 11544940), (10, 8081458), (11, 7346780), (14, 5772470), (20, 4040729), (22, 3673390), (28, 2886235), (35, 2308988), (44, 1836695), (55, 1469356), (70, 1154494), (77, 1049540), (97, 833140), (110, 734678), (140, 577247), (154, 524770), (194, 416570), (220, 367339), (308, 262385), (385, 209908), (388, 208285), (485, 166628), (541, 149380), (679, 119020), (770, 104954), (970, 83314), (1067, 75740), (1082, 74690), (1358, 59510), (1540, 52477), (1940, 41657), (2134, 37870), (2164, 37345), (2705, 29876), (2716, 29755), (3395, 23804), (3787, 21340), (4268, 18935), (5335, 15148), (5410, 14938), (5951, 13580), (6790, 11902), (7469, 10820), (7574, 10670)]