161067725

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{853}}^1$

素因数の和:966

約数の個数: 48

約数和(自身を含む): 249067392

約数和(自身を除く): 87999667

約数列:

[1, 5, 7, 13, 25, 35, 65, 83, 91, 175, 325, 415, 455, 581, 853, 1079, 2075, 2275, 2905, 4265, 5395, 5971, 7553, 11089, 14525, 21325, 26975, 29855, 37765, 55445, 70799, 77623, 149275, 188825, 277225, 353995, 388115, 495593, 920387, 1769975, 1940575, 2477965, 4601935, 6442709, 12389825, 23009675, 32213545, 161067725]

約数ペア:

[(1, 161067725), (5, 32213545), (7, 23009675), (13, 12389825), (25, 6442709), (35, 4601935), (65, 2477965), (83, 1940575), (91, 1769975), (175, 920387), (325, 495593), (415, 388115), (455, 353995), (581, 277225), (853, 188825), (1079, 149275), (2075, 77623), (2275, 70799), (2905, 55445), (4265, 37765), (5395, 29855), (5971, 26975), (7553, 21325), (11089, 14525)]