80345748

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{47}}^2\times {\mathrm{433}}^1$

素因数の和:541

約数の個数: 72

約数和(自身を含む): 219416512

約数和(自身を除く): 139070764

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 47, 84, 94, 141, 188, 282, 329, 433, 564, 658, 866, 987, 1299, 1316, 1732, 1974, 2209, 2598, 3031, 3948, 4418, 5196, 6062, 6627, 8836, 9093, 12124, 13254, 15463, 18186, 20351, 26508, 30926, 36372, 40702, 46389, 61053, 61852, 81404, 92778, 122106, 142457, 185556, 244212, 284914, 427371, 569828, 854742, 956497, 1709484, 1912994, 2869491, 3825988, 5738982, 6695479, 11477964, 13390958, 20086437, 26781916, 40172874, 80345748]

約数ペア:

[(1, 80345748), (2, 40172874), (3, 26781916), (4, 20086437), (6, 13390958), (7, 11477964), (12, 6695479), (14, 5738982), (21, 3825988), (28, 2869491), (42, 1912994), (47, 1709484), (84, 956497), (94, 854742), (141, 569828), (188, 427371), (282, 284914), (329, 244212), (433, 185556), (564, 142457), (658, 122106), (866, 92778), (987, 81404), (1299, 61852), (1316, 61053), (1732, 46389), (1974, 40702), (2209, 36372), (2598, 30926), (3031, 26508), (3948, 20351), (4418, 18186), (5196, 15463), (6062, 13254), (6627, 12124), (8836, 9093)]