80720150

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{701}}^1$

素因数の和:774

約数の個数: 72

約数和(自身を含む): 178622496

約数和(自身を除く): 97902346

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 47, 49, 50, 70, 94, 98, 175, 235, 245, 329, 350, 470, 490, 658, 701, 1175, 1225, 1402, 1645, 2303, 2350, 2450, 3290, 3505, 4606, 4907, 7010, 8225, 9814, 11515, 16450, 17525, 23030, 24535, 32947, 34349, 35050, 49070, 57575, 65894, 68698, 115150, 122675, 164735, 171745, 230629, 245350, 329470, 343490, 461258, 823675, 858725, 1153145, 1614403, 1647350, 1717450, 2306290, 3228806, 5765725, 8072015, 11531450, 16144030, 40360075, 80720150]

約数ペア:

[(1, 80720150), (2, 40360075), (5, 16144030), (7, 11531450), (10, 8072015), (14, 5765725), (25, 3228806), (35, 2306290), (47, 1717450), (49, 1647350), (50, 1614403), (70, 1153145), (94, 858725), (98, 823675), (175, 461258), (235, 343490), (245, 329470), (329, 245350), (350, 230629), (470, 171745), (490, 164735), (658, 122675), (701, 115150), (1175, 68698), (1225, 65894), (1402, 57575), (1645, 49070), (2303, 35050), (2350, 34349), (2450, 32947), (3290, 24535), (3505, 23030), (4606, 17525), (4907, 16450), (7010, 11515), (8225, 9814)]