80235204

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{20323}}^1$

素因数の和:20384

約数の個数: 48

約数和(自身を含む): 218523648

約数和(自身を除く): 138288444

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 47, 84, 94, 141, 188, 282, 329, 564, 658, 987, 1316, 1974, 3948, 20323, 40646, 60969, 81292, 121938, 142261, 243876, 284522, 426783, 569044, 853566, 955181, 1707132, 1910362, 2865543, 3820724, 5731086, 6686267, 11462172, 13372534, 20058801, 26745068, 40117602, 80235204]

約数ペア:

[(1, 80235204), (2, 40117602), (3, 26745068), (4, 20058801), (6, 13372534), (7, 11462172), (12, 6686267), (14, 5731086), (21, 3820724), (28, 2865543), (42, 1910362), (47, 1707132), (84, 955181), (94, 853566), (141, 569044), (188, 426783), (282, 284522), (329, 243876), (564, 142261), (658, 121938), (987, 81292), (1316, 60969), (1974, 40646), (3948, 20323)]